Columbia subject headings:
Cuba--Foreign relations--Soviet Union.
Cuba--Foreign relations--United States.
Cuba--Politics and government--1959-
Cuba--Politics and government--1959-1990.
Soviet Union--Foreign relations--Cuba.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Cuba.
United States--Foreign relations--Soviet Union.
Harvard subject headings:
Princeton subject headings:
Cuba--Foreign relations--Soviet Union.
Cuba--Foreign relations--United States.
Cuba--Politics and government--1959-1990.
Cuba--Politics and government--1990-
Soviet Union--Foreign relations--Cuba.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Cuba.
United States--Foreign relations--Soviet Union.