Columbia subject headings:
Harvard subject headings:
Communism--Russia (Federation)--21st century.
Russia (Federation)--Politics and government--21st century.
Soviet Union--History.
Princeton subject headings:
Communism--Russia (Federation)--History--21st century.
Communism--Soviet Union.
Philosophy, Marxist.
Post-communism.
Russia (Federation)--Politics and government--21st century.