History 172 Books and reading 116 Economía 112 Economics 111 Economic integration 101 Integración económica 100 History and criticism 89 more ... Philosophy 86 Lectura 80 Education 77 Study and teaching 76 Reading 75 Spanish language 71 Educación 68 Social aspects 62 Historia 51 Libros y lectura 50 Criticism and interpretation 48 Lengua española 44 Reading comprehension 42 Politics and government 41 Didactic literature 36 Literatura didáctica 35 Literature 35 Children 33 Filosofía 32 General 31 Social conditions 27 Bibliotecas públicas 26 Criminal law 26 less ...