Columbia subject headings:
Communism--Soviet Union.
Soviet Union--Politics and government--1953-1985.
Working class--Soviet Union.
Harvard subject headings:
Communism--Soviet Union
Soviet Union--Politics and government--1953-1985.
Working class--Soviet Union
Princeton subject headings:
Communism--Soviet Union.
Soviet Union--Politics and government--1953-1985.
Working class--Soviet Union.