Title: La conferencia de Petrópolis y el Tratado interamericano de asistencia recíproca, firmado en Río de Janeiro en 1947
Subjects: Inter-American Conference for the Maintenance of Continental Peace and Security (1947 : Rio de Janeiro, Brazil), Inter-American Conference for the Maintenance of Continental Peace and Security (1947 : Rio de Janeiro, Brazil) (uri) http://id.loc.gov/authorities/names/n84007590 (uri) http://viaf.org/viaf/sourceID/LC|n84007590