Columbia subject headings:
Developing countries--Politics and government.
Revolutions.
United States--Foreign relations--1945-1989.
Harvard subject headings:
Developing countries--Politics and government.
Revolutions
United States--Foreign relations--1945-
Princeton subject headings:
Developing countries--Foreign relations--United States.
Developing countries--Politics and government.
Revolutions.
United States--Foreign relations--Developing countries.