Columbia subject headings:
Persian Gulf Region--Foreign relations--Soviet Union.
Soviet Union--Foreign relations--1975-1985.
Soviet Union--Foreign relations--Persian Gulf Region.
Harvard subject headings:
Persian Gulf Region--Foreign relations--Soviet Union.
Persian Gulf Region--Relations--Soviet Union.
Persian Gulf Region--Strategic aspects.
Soviet Union--Foreign relations--1975-1985
Soviet Union--Foreign relations--Persian Gulf States.
Soviet Union--Relations--Persian Gulf Region.
United States--Foreign relations--1977-1981.
Princeton subject headings:
Middle East--Foreign relations--Soviet Union.
Soviet Union--Foreign relations--Middle East.