Columbia subject headings:
Geopolitics--South America.
Latin America--Foreign relations--1948-1980.
National security--South America.
Harvard subject headings:
Geopolitics--South America.
Latin America--Foreign relations--1948-
National security--South America.
Princeton subject headings:
Geopolitics--South America.
Latin America--Foreign relations--1948-1980.
Latin America--Foreign relations--1980-
National security--South America.