Columbia subject headings:
Military bases, Soviet--Cuba.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.
Harvard subject headings:
Cuban Missile Crisis, 1962.
Military bases, Soviet--Cuba.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.
Princeton subject headings:
Military bases, Soviet--Cuba.
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.