Libro 331,942 Procedimiento de la Conferencia 12,654 Electrónico 6,838 Seriadas 6,145 Documento de Gobierno 5,817 Revista 5,256 Mapa 4,860 Tesis 4,668 Manuscrito 4,637 Desconocido 4,435 Fotografía 3,336 Conjunto 1,676 Audiom 886 Capítulo de libro 435 Material de referencia 252 Periódico 233 Partituras 170 Artículo 39 Objeto Físico 30 ver todos ...

D - Historia mundial 79,588 H - Ciencias sociales 57,199 K - Leyes 25,771 J - Ciencias políticas 19,390 P - Lenguaje y literatura 18,690 N - Finas artes 17,540 B - Filosofía, psicología, religión 14,576 G - Geografía, antropología, recreación 13,065 C - Ciencias históricas 8,700 M - Música 7,564 Q - Ciencia 6,240 L - Educación 5,338 U - Ciencias militares 4,559 T - Tecnología 4,483 Z - Ciencias bibliotecológicas 3,889 R - Medicina 3,447 S - Agricultura 2,880 A - Trabajos generales 2,074 E - Historia de los Estados Unidos 1,931 F - Historia general americana 1,313 V - Ciencias navales 329 ver todos ...

Adam Matthew Digital (Firm) 4,894 Council of Europe 2,678 De Gruyter 2,054 ebrary, Inc 2,046 Commission of the European Communities 1,582 Films for the Humanities & Sciences (Firm) 1,195 Films Media Group 1,168 United Nations Economic Commission for Europe 1,069 ProQuest (Firm) 1,068 Organisation for Economic Co-operation and Development 1,023 European Commission 998 Statistical Office of the European Communities 976 United States Congress. Commission on Security and Cooperation in Europe 671 World Health Organization Regional Office for Europe 578 Library of Congress Congressional Research Service 533 Anne S.K. Brown Military Collection 524 Gotham Book Mart Collection (University of Pennsylvania) 502 Horace Howard Furness Memorial Library (University of Pennsylvania) 500 George Clapp Vaillant Book Fund 479 Alumni and Friends Memorial Book Fund 464 Taylor & Francis 464 United States Congress. House. Committee on Foreign Affairs 449 Constance L. Rosenthal Book Fund 447 European Conference of Ministers of Transport 432 Organisation for European Economic Co-operation 418 European Foundation for the Improvement of Living and Working Conditions 385 Rosengarten Family Fund 380 Council of Europe Committee of Ministers 377 Taylor & Francis eBooks 375 American Council of Learned Societies 373 ver todos ...

English 193,086 German 66,435 French 53,271 Italian 23,269 Spanish 11,345 Russian 10,959 Polish 6,374 Latin 4,647 Dutch 4,443 No linguistic content 3,300 Japanese 2,881 Chinese 2,245 Arabic 2,219 Romanian 2,134 Czech 2,021 Hebrew 2,012 Portuguese 1,871 Multiple 1,764 Greek 1,551 Turkish 1,438 Swedish 1,436 Ukrainian 1,369 Hungarian 1,345 Danish 1,182 Undetermined 1,121 Bulgarian 1,085 Croatian 780 Macedonian 647 Korean 451 Catalan 442 ver todos ...

History 74,335 Congresses 29,581 Conference papers and proceedings 22,323 Electronic books 18,776 Biography 10,751 Periodicals 8,827 Biographies 7,127 Criticism, interpretation, etc 6,546 Exhibitions 6,488 Early works to 1800 6,278 Sources 6,183 Maps 5,815 Exhibition catalogs 4,484 Catalogs 4,024 Fiction 3,377 Bibliography 3,222 Early works 3,043 Statistics 2,957 In art 2,875 Pictorial works 2,614 Case studies 2,430 Church history 2,324 Print 2,307 Dictionaries 2,250 Internet videos 2,235 Congrès 1,899 Military history 1,709 Aufsatzsammlung 1,664 Guidebooks 1,627 Bibliographies 1,595 ver todos ...

20th century 27,067 19th century 13,152 1900-1999 10,377 18th century 9,823 1945- 8,366 17th century 6,810 21st century 6,233 1918-1945 6,215 To 1500 5,934 16th century 5,118 476-1492 4,600 1989- 4,079 Since 1945 3,668 1789-1815 3,380 1900 - 1999 3,367 1789-1900 3,359 1871-1918 3,169 1800-1899 3,126 1939-1945 2,818 2000-2099 2,678 1700-1799 2,655 1517-1648 2,137 20e siècle 2,092 1648-1789 2,060 Middle Ages, 600-1500 1,969 Since 1989 1,904 Medieval, 500-1500 1,901 1800-1999 1,862 1815-1871 1,784 1648-1715 1,677 ver todos ...