Columbia subject headings:
Communism and society.
Perestroĭka.
Soviet Union--Economic policy--1986-1991.
Soviet Union--Politics and government--1985-1991.
Harvard subject headings:
Communist state.
Democracy
Princeton subject headings:
Communism and society.
Perestroĭka.
Soviet Union--Economic policy--1986-1991.
Soviet Union--Politics and government--1985-1991.