20. Tagung des Arbeitskreises für Klinische Immunologie: Frankfurt/Main-Höchst, 6.-7. November 1992
Federlin, Konrad
München. Pflaum. 1993. 56 S.. Immunität und Infektion ; 21 : suppl. ; 1.

¬20¬ [Duapuluh] tahun Kompas: profil pers Indonesia dewasa ini
Lesmana, Cipta
Cet. 1. Jakarta. Erwin-Rika Press. 1985. IV, 274 S..

20 Temmuz bar░s harekat░n░n nedenleri gelisimi sonuçlar░
Ismail, Sabahattin
1. bask░. Istanbul. Kastas A.S. Yay░nlar░. 1988. 308 S. : Ill..
ISBN 975-7639-05-2

¬20¬ [Vingt] tests pour se connaître
Gauquelin, Michel ; Gauquelin, Françoise
[Verviers]. Marabout. 1988. 284 S.. Collection Guides Marabout ; 20.
ISBN 2-501-00820-0

20th anniversary: 1992 Annual Meeting, 4 - 7 October 1992, San Diego, California
Davis, Calif.. Geothermal Resources Council. 1992. XI, 668 S.. Transactions / Geothermal Resources Council ; vol. 16.
ISBN 0-934412-70-7

20th anniversary: 1953 - 1973 ; [to commemorate the twentieth anniversary of Ghana Commercial Bank]
[Accra]. [1973]. 97 S..

20th Anniversary Biomechanics Symposium: [1993, Breckenridge, Colorado]
New York, NY. ASME. 1993. S. 451-621 : Ill., graph. Darst. Transactions of the ASME : Journal of biomechanical engineering ; 115, 4, sp.iss..

20th Anniversary Biomechanics Symposium: [Forum on the 20th Anniversary of ASME Biomechanics Symposium at the 1993 ASME/AIChE/ASCE Summer Bioengineering Conference, Breckenridge, CO, June 25 - 29, 1993]
New York. American Soc. of Mechanical Engineers. 1993. S.451-621.. Transactions of the ASME : Journal of biomechanical engineering ; 115.1993,4B.

20th anniversary issue: Ending child abuse: an appeal to Clinton community parenting centers
Demause, Lloyd
New York, NY [u.a.]. 1993. 131 S. : Ill., graph. Darst.. The journal of psychohistory ; 21,1.

¬20th¬[Twentieth] anniversary of the victory
Maden, Nora ¬[Hrsg.]¬
Havana. Political Publ.. 1979. 107 S..

¬The¬ 20th Annual International Symposium on Computer Architecture: May 16 - 19, 1993, San Diego, California ; proceedings
Smith, Alan J. ¬[Mitarb.]¬
Washington [u.a.]. IEEE Computer Soc.. 1993. XII, 361 S. : graph. Darst.. Computer architecture news ; 21,2.
ISBN 0-89791-579-8

¬20th¬ [Twentieth] annual meeting of the Association for Computational Linguistics: proceedings of the conference ; 16 - 18 June 1982, University of Toronto, Toronto, Ontario, Canada
[Menlo Park, Calif.]. 1982. VII, 171 S..

20th annual meeting of the Swiss Societies for Experimental Biology
Basel. Birkhäuser. 1988. S. A1-A98.. Experientia ; 44.

¬20th¬ [Twentieth] Annual Symposium on Foundations of Computer Science: Oct. 29-31, 1979, San Juan, Puerto Rico
Long Beach, Calif.. IEEE Computer Soc.. 1979. VII, 431 S. : graph. Darst..

20th Annual Symposium on Foundations of Computer Science: Oct. 29 - 31, 1979 ; San Juan, Puerto Rico
New York, NY. Computer Soc. Press. 1979. 5 Mikrofiches : 24x.

¬The¬ 20th century: landmarks in design
New York. Acanthus Press.

¬The¬ 20th century: the pictorial history
1. publ.. London. Hamlyn. 1989. 560 S. : überwiegend Ill..
ISBN 0-600-50353-4

¬20th¬ [Twentieth] century America
Shannon, David A.
Chicago. McNally.

20th century american architecture: 200 key buildings
LeBlanc, Sydney
1. print.. New York. Whitney Library of Design. 1993. X, 214 S. : zahlr. Ill.. Whitney guide.
ISBN 0-8230-2174-2

20th century American folk, self-taught, and outsider art
Sellen, Betty-Carol ; Johanson, Cynthia J.
New York ; London. Neal-Schuman. ¬c¬1993. XV, 462 S. : Ill..
ISBN 1-55570-142-6

20th century American foreign policy: Security and self-interest
Caridi, Ronald J.
Englewood Cliffs (N.J.). Prentice-Hall. 1974. XII, 388 S..
ISBN 0-13-934935-9

20th-century American literature
French, Warren ¬[Hrsg.]¬
London. Macmillan. 1980. VII, 668 S.. Great writers student library ; 13.
ISBN 0-333-28333-3

20th century American literature: a Soviet view
Kovalev, Jurij A. ¬[Hrsg.]¬
Moscow. Progress Publ.. 1976. 527 S..

20th century antiques
Curtis, Tony ; Taylor, Elisabeth D.
London. Headline. 1989. 176 S. : überwiegend Ill.. A Quarto book.
ISBN 0-7472-0077-7 : £ 14.95

20th century architecture: drawing, models, furniture ; from the exhibition of the Deutschen Architekturmuseums, Frankfurt am Main
Klotz, Heinrich
1. publ. in the USA. New York. Rizzoli. 1989. 349 S. : überwiegend Ill..
ISBN 0-8478-1085-2

¬The¬ 20th century architecture and urbanism: Milano
DalCo, Francesco
Tokyo. a + u Publ.. 1991. 277 S. : überwiegend Ill.. Architecture and urbanism / Extra edition ; 1991,12.
ISBN 4-900211-35-4

¬The¬ 20th century architecture and urbanism: Paris
Cohen, Jean-Louis ; Eleb, Monique ; Martinelli, Antonio
Tokyo. a+ u Publ.. 1990. 265 S. : überwiegend Ill.. a + u extra edition.

¬The¬ 20th century architecture and urbanisme Paris
Cohen, Jean-Louis ; Eleb, Monique ; Martinelli, Antonio ¬[Ill.]¬
Tokyo. a+u Publ. Co.. 1990. 265 S. : überwiegend Ill.. Architecture and urbanism : extra edition ; 1990,9.
ISBN 4-900211-31-1

20th century art: selections from the collection of the Metropolitan Museum of Art, New York
Lieberman, William S.
New York. Metropolitan Museum of Art.
ISBN 0-87099-484-0

20th century art of Africa
Fosu, Kojo
Zaria. Gaskiya.
ISBN 978-194-064-6

20th century Black American women in print
Reckley, Ralph
2. print.. Acton, Mass.. Copley. 1991. 131 S..
ISBN 0-87411-406-3

"The 20th-century-book: its ill. and design
Lewis, John
New York u.a.. 1984. 271 S..
ISBN 0-442-25840-2

¬The 20th¬ [twentieth] century book: its illustration and design
Lewis, John
2. ed.. London. Herbert. 1984. 271 S. : überwiegend Ill..
ISBN 0-906969-41-7

20th century bookbinding: an exhibition at the Art Gallery of Hamilton, Oct. 15 to Nov. 21, 1982
(Hamilton). (Art Gallery). (1982). 40 S..
ISBN 0-919153-10-0

20th-century Britain
Robson, W.
2. ed.. Oxford u.a.. Oxford Univ. Pr.. 1985. 343 S. : Ill., Kt..
ISBN 0-19-913285-2

¬20th-century¬ [Twentieth-century] British art
London. Acad. Group. 1987. XVI, 80 S. : zahlr. Ill.. Art & design : Profile 1.
ISBN 0-85670-912-3

20th century British marine painting
Brook-Hart, Denys
[Woodbridge, Suffolk]. Antique Collectors' Club. 1981. 381 S. : überwiegend Ill..
ISBN 0-902028-90-1

The 20th century capitalist revolution
Berle, Adolf A.
9. print. New York. Harcourt, Brace and World, Inc.. 1954. 192 S..

20th century China
Clubb, Edmund
3. print. New York u.a.. Columbia Univ. Pr.. 1965. 469 S.. ¬A¬ Columbia paperback ; 59.

¬20th¬ [Twentieth] century China
Clubb, Oliver E.
2. ed.. New York. Columbia Univ. Pr.. 1972. XIV, 526 S. : Ill..
ISBN 0-231-03648-5

20th century choral music series
Monod, Jacques-Louis
(Hillsdale, NY). Mobart Music Publ..

20th century composers
Reading u.a.. Research Publ..

20th century culture: a dictionary of the arts and literature of our time
Brownstone, David M. ; Franck, Irene M.
1. ed.. New York u.a.. Prentice Hall. 1991. 428 S. : Ill..
ISBN 0-13-210519-5

20th Century Decorating, Architecture, & Gardens: 80 years of ideas and pleasure from house and garden
Pool, Mary J. ¬[Hrsg.]¬ ; Seebohm, Caroline ¬[Hrsg.]¬
New York. Holt, Rinehart & Winston. 1980. 320 S..
ISBN 0-03-047581-3

20th-century drama
Trussler, Simon ¬[Hrsg.]¬
London ¬[u.a.]¬. Macmillan. 1983. 316 S.. Great writers student library ; 11.
ISBN 0-333-28354-6

20[Twentie]th century drama in Scandinavia: Proceedings of the 12th Study Conference of the International Association for Scandinavian Studies ; Helsinki, Aug. 6-12, 1978
Wrede, Johan
Helsinki. Univ. of Helsinki, Dept. of Swed. Lit.. 1979. 342 S.. Proceedings of the Study Conference of the International Association for Scandinavian Studies ; 12.

20th century drawings: from the Whitney Museum of American Art ; [exhibition itinerary: National Gallery of Art, Washington, D.C., May 21 - Sept. 7, 1987 ... ; Whitney Museum of American Art, Fairfield County, Stamford, Conn. Nov. 17, 1988 - Jan. 25, 1989]
New York, N.Y.. 1987. 176 S. : überwiegend Ill..

20th century drawings from the Whitney Museum of American Art: exhibition itinerary National Gallery of Art, Washington, DC, May 21 - Sept. 7, 1987 ...
Cummings, Paul
New York, NY. Whitney Museum of American Art u.a.. 1987. 176 S. : Ill..
ISBN 0-87427-053-7

20th century English cathedral organists
Bird, Enid
1990. 96 S. : Ill..
ISBN 0-9516550-0-0

¬20th¬ [Twentieth] century English literature: a guide for librarians, listeners & students to recently issued and reissued recordings
Greenhalgh, Michael J. ¬[Hrsg.]¬
London. Ealing College of Higher Education. 1985. 48 S.. Sound scrutiny guides ; 3.
ISBN 0-907949-03-7

20th century English literature: A Soviet view ; (Transl. from the Russian)
Moscow. Progress Publ.. (1982). 476 S..

20th century English literature: a Soviet view
Anikst, Alexander A. ¬[Mitarb.]¬
Moscow. Progress Publ.. 1982. 476 S..

¬20th¬ [Twentieth] century English music: a guide for librarians, listeners [and] students to recently issued and reissued recordings
Greenhalgh, Michael J.
Ruislip. Greenhalgh. 1984. 48 S.. Sound scrutiny guides ; 2.
ISBN 0-907949-02-9

¬20th¬ [Twentieth] century farming
Rickard, Graham
Hove, East Sussex. Wayland. 1988. 48 S. : zahlr. Ill..
ISBN 0-85078-925-7

20th century fashion: a scrapbook - 1900 to today
Carter, Ernestine
London. Eyre Methuen. 1975. Ohne Zählung..
ISBN 0-413-33010-9

20th-century fiction
Woodcock, George ¬[Bearb.]¬
Repr.. London ¬[u.a.]¬. Macmillan. 1987. VII, 781 S.. Great writers student library ; 10.
ISBN 0-333-28359-7

¬20th¬ [Twentieth] Century Fox: 50 anni di grande cinema
Ravaglioli, Alberto ¬[Hrsg.]¬
Montepulciano (Siena). Ed. del Grifo. 1985. 121 S. : zahlr. Ill..
ISBN 88-85282-51-2

20th century French drama
Grossvogel, David I.
Repr.. New York. Gordian. 1967. 378 S..

¬20th-century¬ [Twentieth-century] French masters: Fauré, Debussy, Satie, Ravel, Poulenc, Messiaen, Boulez
Nectoux, Jean-Michel ¬[Hrsg.]¬
London ¬[u.a.]¬. Macmillan. 1986. 291 S. : Ill., Notenbeisp.. The Composer biography series.
ISBN 0-393-02284-6

20th-century French photography
Gouvion Saint-Cyr, Agnès
1. publ.. New York. Rizzoli. 1988. 176 S. : überwiegend Ill..

20th-Century-Gothic: America's Nixon
Cavan, Sherri
San Francisco, Calif.. Wigan Pier Pr.. 1979. IX, 330 S..

¬20th¬ [Twentieth] century Indian interpretations of Bhagavadgita: Tilak, Gandhi and Aurobindo
Thomas, P. M.
1. publ.. Delhi. ISPCK. 1987. 204 S..

20th century Indian interpretations of Bhagavadgita: Tilak, Gandhi and Aurobindo
Thomas, P. M.
1. publ.. Delhi. Indian Soc. of Promoting Christian Knowledge. 1987. 204 S..

20th century journey: a memoir of a life and the times
Shirer, William L.
Boston u.a.. Little, Brown.

¬The¬ ¬20th¬ [twentieth] century legal philosophy series
Cambridge, Mass.. Harvard Univ. Pr..

20th century light on the end of the age: an assessment of the Protestant continuing historicist interpretation of the books of Daniel and the Apocalypse brought through to the year 2000 AD
Brogan, J. R.
Southampton. J. R. Brogan. 1987. IV, 347 S. : Ill., Kt..
ISBN 0-9512754-0-2

20th century light on the end of the age: an assessment of the protestant continuing historicist interpretation of the books of Daniel and the Apocalypse brought through to the year 2000 A.D.
Brogan, J. R.
2. ed.. Southampton. Brogan. 1990. III, 356 S. : Kt..
ISBN 0-9512754-1-0

20th Century Literary Criticism: A Reader
Lodge, David
London. Longman. 1972. XX, 683 S..

20th century LosAngeles: power, promotion, and social conflict
Klein Norman M.
Claremont, Calif.. Regina Books. 1990. 240 S. : Ill..
ISBN 0-941690-38-5

20th century magic: Dion Fortune, Christine Hartley, Charles Seymour
Richardson, Alan
A new, expanded and rev. publ., 1. Llewellyn ed.. St. Paul, Minn.. Llewellyn. 1991. XVI, 238 S. : Ill.. Llewellyn's high magick series.
ISBN 0-87542-673-5

20th century masters: [the Thyssen-Bornemisza collection] ; National Gallery of Art, Washington, DC ...
Lieberman, William S.
1. print.. Washington, DC. 1982. 79 S. : überwiegend Ill..
ISBN 0-88397-039-2

20th century masters of finger-style guitar
Stropes, John ; Lang, Peter
Milwaukee, Wis.. Stropes. 1982. 95 S. : Ill., Noten.
ISBN 0-9608512-0-8

20th-Century microtonal notation
Read, Gardner
1. publ.. New York ¬[u.a.]¬. Greenwood Pr.. 1990. VIII, 198 S. : zahlr. Notenbeisp.. Contributions to the study of music and dance ; 18.
ISBN 0-313-27398-7

20th-century music for C-flute quartet
Pritchard, Robert D.

20th century painters and sculptors
Spalding, Frances
Woodbridge. Antique Collectors Club. 1990. 482 S. : zahlr. Ill.. Dictionary of British art ; 6.
ISBN 1-85149-106-6

20th century passenger ships of the P & O
MacCart, Neil
1. publ.. Wellingborough. Stephens. 1985. 233 S. : Ill..
ISBN 0-85059-716-1

¬20th¬ [Twentieth] century poetry
Smith, Stan ¬[Hrsg.]¬
London. Macmillan. 1983. 526 S.. Great writers student library ; 9.
ISBN 0-333-28329-5

20th-century poetry & poetics
Geddes, Gary ¬[Hrsg.]¬
3. ed., 2. [Dr.]. Toronto. Oxford Univ. Pr.. [198]8. XXIV, 727 S..
ISBN 0-19-540488-2

¬20th¬ [twentieth] century poets ¬1973¬ [nineteen hundred and seventy-three]
London. Regency Pr.. 1973. 346 S..

20th century romantic music for two pianos
Pierce, Joshua ; Jonas, Dorothy ; Rachmaninov, Sergej V.
Westbury, N.Y.. Koch Internat.. 1990. 1 Compact-Disc [DDD] : stereo.

¬20th-century¬ [Twentieth-century] russian and soviet painting
Voronichina, L. N. ; Michailova, T. M.
Moskva. Russkij Jazyk. 1990.
ISBN 5-200-00484-5

20th century science
Ardley, Neil
Hove. Wayland. 1989. 48 S. : überwiegend Ill..
ISBN 1-85210-624-7

¬The¬ 20th century Scottish print: 5 May - 24 June
Glasgow. [1990]. [8] Bl. : zahlr. Ill..

20th century social thought
Cuzzort, Raymond P. ; King, Edith W.
3. ed.. New York ¬[u.a.]¬. Holt, Rinehart and Winston. 1980. XIII, 389 S.. Sociology.
ISBN 0-03-052521-7

¬The¬ ¬20th¬ [twentieth] century Spanish-American novel: a bibliographic guide
Foster, David W.
Metuchen, NJ. Scarecrow Pr.. 1975. 227 S..
ISBN 0-8108-0871-4

20th century spanish poetry
Jimenez-Fajardo, Salvador ¬[Hrsg.]¬
Boulder, Colo.. Anales de la literatura española contemporánea ; ....

20th century theology: God & the world in a transitional age
Grenz, Stanley J. ; Olson, Roger E.
Downers Grove, Ill.. InterVarsity Pr.. 1992. 393 S..
ISBN 0-8308-1761-1

20th century theories of art
Thompson, James M. ¬[Hrsg.]¬
Ottawa. Carleton Univ. Pr.. 1990. XVII, 547 S. : Ill..
ISBN 0-88629-111-9

¬The¬ 20th-century transformation of meteorology
Nebeker, Frederik L.
Ann Arbor, Mich.. Univ. Microfilms Internat.. 1989. 367 S..

20th century United States history
Preston, Daniel
1. [Dr.]. New York, NY. HarperPerennial. 1992. VIII, 260 S. : Kt.. Harpercollins college outline.
ISBN 0-06-467132-1 kart. : £ 7.95

20th century wind quintets
[S.l.]. Sony Classical. 1992. 1 Compact-Disc.

20th Conference on Agricultural and Forest Meteorology: September 10 - 13, 1991, Salt Lake City, Utah
Boston, Mass.. American Meteorological Soc.. 1991. XIV, 374 S. : graph. Darst., Kt..

20th EGAS, Graz
Windholz, L. ¬[Hrsg.]¬
1988. 491 S..

20 Thesen zum Christsein
Küng, Hans
8. Aufl.. München. Piper. 1990. 75 S.. Serie Piper ; 100.
ISBN 3-492-10100-3

20 Thesen zum pädagogischen Aspekt des Drogenproblems
Jahr, Friedrich
4. Aufl.. Frankfurt am Main. Staatliches Schulamt der Stadt Frankfurt am Main. 1989. 14 S.. Frankfurter Schriften ; 1.

20th ESLAB Symposium on the Exploration of Halley's Comet: proceedings of the international symposium Heidelberg, Germany, 27 - 31 October 1986
Battrick, Bruce ¬[Hrsg.]¬
Noordwijk. ESA SP ; 250.

20th IABS Congress on Cytokines: Laboratory and Clinical Evaluation: proceedings of a symposium ... held at London, 19 - 21 October 1987 ; 29 tables
Gearing, A. J. ¬[Hrsg.]¬
Basel [u.a.]. Karger. 1988. XI, 235 S. : Ill., graph. Darst.. IABS congress ; 20.
ISBN 3-8055-4846-X

¬20th¬ [Twentieth] IABS Congress on cytokines: laboratory and clinical evaluation: proceedings of a symposium org. by the International Association of Biological Standardization, held ... London, 19 - 21 Oct., 1987
Basel ¬[u.a.]¬. Karger. 1987. XI, 235 S.. Developments in biological standardization ; 69.
ISBN 3-8055-4846-X

20th ICLP: Interlaken, Switzerland, September 24 - 28, 1990
Zaengl, W.
Richterswil. Schweizer Elektrotechn. Verein. 1990. XVIII, getr. Zählung : zahlr. Ill. u. graph. Darst..

20th International Conference on Animal Blood Groups and Biochemical Polymorphisms: Helsinki, Finland, 28 July - 2 Aug. 1986 ; abstracts
Oxford u.a.. Blackwell Scientific. Publ.. 1987. 145 S.. Animal genetics ; 18,Suppl.1.

20th International Conference on the Physics of Semiconductors: Tesssaloniki, Greece, August 6-10, 1990
Anastassakis, E. M. ¬[Hrsg.]¬
Singapore ¬[u.a.]¬. World Scientific.
ISBN 981-02-0539-2

20th International Congress on High-Speed Photography and Photonics: 21 - 25 September 1992, Victoria, British Columbia, Canada
Dewey, John M.
Bellingham, Wash.. SPIE. 1993-. SPIE proceedings series ; 1801.
ISBN 0-8194-0999-5

20th, l'icosathèque
Paris. Minard. La revue des Lettres Modernes.

20th May, the day of national re-awakening
[Djakarta]. Ministry of Information, Republic of Indonesia. 1958. 12 S. : Ill.. Special issue / Ministry of Information, Republic of Indonesia ; 10.

20th National Cancer Congress of the German Cancer Society: Berlin, 16 - 20 March 1992 ; basic research - clinical applications ; abstracts of lectures and posters
Maass, Heinrich
Berlin u.a.. Springer Internat.. 1992. VI, 197 S.. Journal of cancer research and clinical oncology ; 118 : Supplement.

20th scientific meeting of the Goup of Chromatography and Related Techniques of the Spanish Royal Society of Chemistry: San Sebastián-Donostia (Spain), October 29 - 31, 1991
Gelpí, Emilio
Amsterdam. Elsevier. 1992. S. 175 - 383 : graph. Darst.. Journal of chromatography ; 607,2.

20th Scientific Meeting of the Group of Chromatography and Related Techniques of the Spanish Royal Society of Chemistry: San Sebastián-Donostia (Spain), October 29 - 31, 1991
Gelpí, Emilio ¬[Hrsg.]¬
Amsterdam. 1992.

20th Scientific Meeting of the Group of Chromatography and Related Techniques of the Spanish Royal Society of Chemistry ; San Sebastián-Donostia, Spain, October 29-31, 1991
Gelpí, Emilio
Amsterdam. Elsevier. 1992. S. 172-383.. Journal of chromatography ; 607,2.

20th symposium (international) on combustion
Pittsburgh. Combustion Institute. 1984. XXVIII,2209 S..

¬20th¬ Twentieth century Romanian aesthetics on the coordinates of international estimation
Iliescu, Ion
Timisoara. Univ.. 1980. 14 S.. Universitatea <Timisoara> / Seminarul de Estetica: Seminarul de Estetica ; 2..

20th WACL conference Forum on International Cooperation in the Cause of Freedom: summary record
[Taibei]. 1987. II, 52 S.. World Anti-Communist League / China Chapter: Pamphlet ; 312.

20th year in textile, USA: Polypropylene
New York. 1977. Loseblattsammlung..

20 Tiere und ein Mensch
Grzimek, Bernhard
München. 1977. Dtv ; 1264.
ISBN 3-423-01264-1

¬Die¬ 20 "Todsünden" bei der Abwicklung von Bauverträgen
Stohlmann, Friedrich-Wilhelm
Düsseldorf. Verl.-Anst. Handwerk. 1994. 112 S.. Praktiker-Reihe.
ISBN 3-87864-253-9 brosch. : DM 19.80, sfr 21.00, S 152.00

20 történelmi arckép: a 20. század magyar történelmébol
Mezey, László M. ; Pobori, ÁAgnes
Budapest. Trezor Kiadó. 1991. 206 S..

20 történelmi arckép a 20. század magyar történelemébol
Mezey, László M. ; Pobori, ÁAgnes
Budapest. Trezor Kiadó. 1991. 206 S..

20 történelmi arckép a 20. század magyar történelmébol
Mezey, László M. ; Pobori, ÁAgnes
Budapest. Trezor K.. 1991. 206 S..

¬20¬ Twenty years cooperation of Wroclaw and Leipzig universities: proceedings of the Solid State Surface Physics Symposium, Wroclaw [Sept. 11 - 13] 1984
Wroclaw. Wydawn. Uniw. Wrocl.. 1986. 171 S. : graph. Darst.. Uniwersytet Wroclawski Imienia Boleslawa Bieruta: Acta Universitatis Wratislaviensis ; 936..