Serial 9,790 Government Document 3,360 Journal 2,777 Book 136 Article 24 Electronic 17 Conference Proceeding 9 Reference Material 5 Map 1 Newspaper 1 Thesis 1 see all ...

H - Social Science 7,945 L - Education 326 M - Music 320 R - Medicine 307 T - Technology 295 S - Agriculture 253 J - Political Science 193 Z - Library Science 148 P - Language and Literature 137 Q - Science 127 G - Geography, Anthropology, Recreation 120 N - Fine Arts 63 K - Law 60 D - World History 58 U - Military Science 47 A - General Works 42 C - Historical Sciences 31 E - United States History 21 B - Philosophy, Psychology, Religion 16 F - General American History 14 V - Naval Science 2 see all ...

United States Bureau of Labor Statistics 950 United States Bureau of the Census 600 Statistical Office of the European Communities 292 Organisation for Economic Co-operation and Development 195 United States Department of Agriculture. Economic Research Service 171 United States Bureau of Mines 154 National Climatic Data Center (U.S.) 145 Instituto Nacional de Estadística, Geografía e Informática (Mexico) 132 Instituto Nacional de Estadística, Geografía e Informática (Mexico) 130 United States World Agricultural Outlook Board 118 Economist Intelligence Unit (Great Britain) 103 National Climatic Center 95 United States Crop Reporting Board 91 Indonesia Biro Pusat Statistik 76 Poland Główny Urząd Statystyczny 73 United States Foreign Agricultural Service 73 New Zealand Department of Statistics 70 Gosudarstvennyĭ komitet Rossiĭskoĭ Federat︠s︡ii po statistike 64 Australian Bureau of Statistics 62 Institut national de la statistique et des études économiques (France) 58 United States Energy Information Administration 58 Geological Survey (U.S.) Water Resources Division 54 Institut national de la statistique et des études économiques (France) 54 United Nations Economic Commission for Europe 54 United States Community Services Administration 53 United States Executive Office of the President 53 Food and Agriculture Organization of the United Nations 52 Poland Główny Urząd Statystyczny 51 Gosudarstvennyĭ komitet Rossiĭskoĭ Federat︠s︡ii po statistike 49 United States International Trade Commission 46 see all ...

English 9,641 French 1,387 Spanish 960 Indonesian 630 German 319 Russian 286 Chinese 255 Portuguese 166 Italian 160 Japanese 148 Danish 126 Multiple 114 Dutch 109 Arabic 101 Polish 85 Korean 78 Swedish 50 Malay 40 Afrikaans 39 Turkish 37 Thai 34 Hindi 31 Norwegian 30 Persian 30 Hungarian 27 Greek 22 Czech 17 Croatian 16 Hebrew 15 Romanian 15 see all ...

1945- 168 Since 1945 96 1991- 52 1960- 40 1990- 28 Since 1991 24 1976- 21 1971- 20 1979- 20 1975- 19 1982- 19 1971-1990 17 Since 1960 17 1947- 16 1980- 16 1981-2001 16 1968- 15 Since 1971 15 20th century 14 1918- 13 1948- 13 1981- 12 1989- 12 1974- 11 Since 1947 11 Since 1968 11 1964- 10 1970- 10 1979-1997 10 Since 1979 10 see all ...

United States 3,338 Indonesia 647 Canada 616 Europe 369 European Economic Community countries 285 India 248 China 230 Japan 191 Mexico 186 California 168 Great Britain 148 New York (State) 146 Illinois 121 Australia 119 Russia (Federation) 108 Brazil 104 Argentina 103 Pennsylvania 102 France 101 New Zealand 96 Wisconsin 88 Poland 86 New Jersey 77 Soviet Union 75 Korea (South) 72 Taiwan 71 Florida 69 Texas 69 Malaysia 68 Massachusetts 68 see all ...