Columbia subject headings:
Europe, Eastern--Politics and government--1945-
Europe, Eastern--Social conditions.
Soviet Union--Politics and government--1945-1991.
Soviet Union--Social conditions--1970-1991.
Harvard subject headings:
Europe, Eastern--Politics and government--1945-1989.
Europe, Eastern--Social conditions.
Soviet Union--Politics and government--1945-1991.
Soviet Union--Social conditions--1970-1991.
Princeton subject headings:
Europe, Eastern--Politics and government--1945-
Europe, Eastern--Social conditions.
Soviet Union--Politics and government--1945-1991.
Soviet Union--Social conditions--1970-1991.