PUBLICACIONES PERIODICAS 32 Politics and government 26 Economic conditions 25 History 25 Social conditions 24 Economic history 15 Social sciences 15 més ... Education 13 Economics 12 Civilization 11 Political science 9 HISTORIA 7 Sociology 7 World politics 7 Ethnology 6 Finance 6 LATIN AMERICA 6 Law 6 Sociale wetenschappen 6 Agriculture 5 Anthropology 5 Business 5 ECONOMIC CONDITIONS 5 Economic aspects 5 Philosophy 5 Social life and customs 5 Commerce 4 Foreign relations 4 History and criticism 4 International relations 4 menys ...