Columbia subject headings:
Communism--Soviet Union--History.
Soviet Union--Politics and government.
Stalin, Joseph, 1878-1953.
Harvard subject headings:
Communism--Soviet Union--History
Soviet Union--Politics and government--1917-1936.
Stalin, Joseph, 1878-1953
Princeton subject headings:
Communism--Soviet Union.
Soviet Union--Politics and government--1936-1953.
Stalin, Joseph, 1878-1953.