Columbia subject headings:
Soviet Union--Defense measures--Sources--Indexes.
Soviet Union--Economic conditions--Indexes.
Soviet Union--Foreign relations--Sources--Indexes.
Soviet Union--Politics and government--Sources--Indexes.
Soviet Union--Social conditions--Sources--Indexes.
United States. Department of State--Archives--Indexes.
Harvard subject headings:
Princeton subject headings:
Confidential U.S. State Department central files--Indexes.
Soviet Union--Foreign relations--1945-1991--Sources--Indexes.
Soviet Union--Politics and government--1945-1991--Sources--Indexes.
United States. Department of State--Archives--Indexes.