Columbia subject headings:
Communist countries--Economic conditions.
Europe, Eastern--Economic conditions--1945-
Soviet Union--Economic conditions--1975-1985.
Harvard subject headings:
Council for Mutual Economic Assistance.
East-West trade.
Europe, Eastern--Economic conditions--1945-
Europe, Eastern--Economic policy.
Soviet Union--Economic conditions--1975-1985.
Soviet Union--Economic conditions--1985-1991.
Soviet Union--Economic policy--1986-1991.
Princeton subject headings: