Columbia subject headings:
Communism--Developing countries.
Communism--History.
Developing countries--Foreign relations--United States.
Socialism--Developing countries.
United States--Foreign relations--Developing countries.
Harvard subject headings:
Communism--History
Socialism--Developing countries
United States--Foreign relations--1945-
Princeton subject headings:
Communism--Developing countries.
Communism--History.
Developing countries--Foreign relations--United States.
Socialism--Developing countries.
United States--Foreign relations--Developing countries.