Columbia subject headings:
Latin America--Politics and government--1948-1980--Congresses.
Latin America--Relations--United States--Congresses.
Latin America--Social conditions--1945-1982--Congresses.
United States--Relations--Latin America--Congresses.
Harvard subject headings:
Latin America--Politics and government--1948-1980--Congresses.
Latin America--Relations--United States--Congresses.
Latin America--Social conditions--1945---Congresses.
United States--Relations--Latin America--Congresses.
Princeton subject headings:
Latin America--Politics and government--1948-1980--Congresses.
Latin America--Relations--United States--Congresses.
Latin America--Social conditions--1945-1982--Congresses.
United States--Relations--Latin America--Congresses.