Columbia subject headings:
Communism--Cuba.
Communism--Mexico.
Latin America--Foreign relations--United States.
Latin America--Social conditions.
United States--Foreign relations--Latin America.
Harvard subject headings:
Communism--Cuba
Communism--Mexico
Latin America--Foreign relations--United States.
Latin America--Social conditions.
United States--Foreign relations--Latin America.
Princeton subject headings:
Communism--Cuba--Collected works.
Communism--Mexico--Collected works.
Latin America--Foreign relations--United States--Collected works.
Latin America--Social conditions--Collected works.
United States--Foreign relations--Latin America--Collected works.