Columbia subject headings:
Perestroĭka.
Soviet Union--Economic policy--1986-1991.
Soviet Union--Social conditions--1970-1991.
Harvard subject headings:
Kommunisticheskai͡a partii͡a Sovetskogo Soi͡uza--History.
Perestroĭka.
Socialism--Soviet Union--History
Soviet Union--Politics and government--1985-1991.
Soviet Union--Social conditions--1970-1991.
Princeton subject headings:
Kommunisticheskai︠a︡ partii︠a︡ Sovetskogo Soi︠u︡za--History.
Perestroĭka.
Socialism--Soviet Union--History.
Soviet Union--Politics and government--1985-1991.
Soviet Union--Social conditions--1970-1991.