Catálogos de Bibliotecas 1,277 Repositorios 287 Revistas 33

WORLD POLITICS 582 World 352 WORLD WAR, 1939-1945 295 South America 290 Western Hemisphere 288 Argentina 256 HISTORY 195 FOREIGN RELATIONS 147 INTERNATIONAL RELATIONS 132 WORLD WAR, 1914-1918 104 POLÍTICA MUNDIAL 100 POLITICS AND GOVERNMENT 90 WORLD WIDE WEB 80 article 72 Arenaviruses, New World 68 nonhuman 62 HISTORIA 61 GUERRA MUNDIAL II, 1939-1945 50 Primera Guerra Mundial 46 Animal 42 Arenaviridae 42 First World War 42 CAMPAIGNS 41 Arenavirus 40 priority journal 40 Animals 36 animal 36 Historia 34 Support, Non-U.S. Gov't 34 human 34