Columbia subject headings:
Europe--Politics and government--1945-
Soviet Union--Foreign relations--1975-1985.
United States--Foreign relations--1977-1981.
World politics--1975-1985.
Harvard subject headings:
Europe--Politics and government--1945-
Soviet Union--Foreign relations--1975-1985
United States--Foreign relations--1977-1981.
World politics--1975-1985
Princeton subject headings:
Europe--Politics and government--1945-
Soviet Union--Foreign relations--1975-.
United States--Foreign relations--1977-.
World politics--1975-1985.