Columbia subject headings:
Communism--Europe, Eastern.
Europe, Eastern--Economic conditions--1945-
Europe, Eastern--Politics and government--1945-
Harvard subject headings:
Communism--Europe, Eastern
Europe, Eastern--Economic conditions--1945-
Europe, Eastern--Politics and government--1945-
Princeton subject headings:
Communism--Europe, Eastern.
Europe, Eastern--Economic conditions--1945-
Europe, Eastern--Politics and government--1945-