Columbia subject headings:
Russia (Federation)--Politics and government--1991-
Soviet Union--Politics and government.
Harvard subject headings:
Political parties--Russia (Federation)--History--20th century.
Political parties--Soviet Union--History
Russia (Federation)--Politics and government--1991-
Russia (Federation)--Politics and government--20th century.
Soviet Union--Politics and government.
Princeton subject headings:
Political parties--Russia (Federation)--History--20th century.
Political parties--Soviet Union--History.
Russia (Federation)--Politics and government--20th century.
Soviet Union--Politics and government.