Foreign policy 50 Política exterior 50 Publicaciones periódicas 50 Economics 36 Economía 36 Integración regional 31 Regional integration 31 Medio ambiente 29 Derecho internacional 10 International law 10 Foreign relations 6 Diplomatic relations 5 Environnement 5 Buitenlandse politiek 3 International relations 3 Internationale betrekkingen 3 Politics and government 3 Relaciones exteriores 3 Relations exte ́rieures 3 Administration 2 Buitenlandse betrekkingen 2 Foreign relations administration 2 Mensuels 2 Overheid 2 Politique internationale 2 Politique mondiale 2 Publications pe ́riodiques 2 Relations internationales 2 World politics 2 89.90 foreign policy 1