Columbia subject headings:
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.
World politics--1945-1989.
Harvard subject headings:
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.
World politics--1945-
Princeton subject headings:
Soviet Union--Foreign relations--United States.
United States--Foreign relations--Soviet Union.
World politics--1945-1989.