Columbia subject headings:
Latin America--Politics and government--1948-1980.
Latin America--Relations--United States.
United States--Relations--Latin America.
Working class--United States.
Harvard subject headings:
Labor movement--United States.
Latin America--Autonomy and independence movements.
Latin America--Foreign relations--United States.
Latin America--Politics and government--1948-1980.
United States--Foreign relations--Latin America.
Princeton subject headings:
Labor movement--United States.
Latin America--Foreign relations--United States.
Latin America--History--Autonomy and independence movements.
Latin America--Politics and government--1948-1980.
United States--Foreign relations--Latin America.