Columbia subject headings:
Europe, Eastern--Economic conditions--1945-
Europe, Eastern--Politics and government--1945-
Europe, Eastern--Relations--Soviet Union.
Soviet Union--Relations--Europe, Eastern.
Harvard subject headings:
Europe, Eastern--Economic conditions--1945-
Europe, Eastern--Politics and government--1945-1989.
Europe, Eastern--Relations--Soviet Union.
Soviet Union--Relations--Europe, Eastern.
Princeton subject headings:
Europe, Eastern--Economic conditions--1945-
Europe, Eastern--Politics and government--1945-
Europe, Eastern--Relations--Soviet Union.
Soviet Union--Relations--Europe, Eastern.