Columbia subject headings:
Europe, Eastern--Politics and government--1989-
Political parties--Europe, Eastern.
Political parties--Russia (Federation)
Russia (Federation)--Politics and government--1991-
Harvard subject headings:
Political parties--Bulgaria
Political parties--Czech Republic.
Political parties--Hungary
Political parties--Russia (Federation)
Princeton subject headings:
Europe, Eastern--Politics and government--1989-
Political parties--Europe, Eastern.
Political parties--Russia (Federation)
Russia (Federation)--Politics and government--1991-