History 132 Education 127 Educación 104 Land tenure 86 Study and teaching 74 Motion picture plays, Spanish 67 Historia 62 more ... Architecture 61 Arquitectura 58 History and criticism 57 urban and land use planning 50 Criticism and interpretation 38 Planificación urbana y uso de las tierras 36 Philosophy 34 Land reform 32 Tenencia de la tierra 32 Land use 31 Law and legislation 27 Filosofía 26 Politics and government 26 Literatura 25 Motion picture plays 25 Educational technology 23 General 23 Man-woman relationships 22 Research 22 Social aspects 19 Spanish language 19 Teaching 19 Women 19 less ...