Columbia subject headings:
Harvard subject headings:
China--Economic policy--1976-2000
China--Politics and government--1976-
Soviet Union--Economic policy--1986-1991.
Soviet Union--Politics and government--1985-1991.
Princeton subject headings:
China--Economic policy--1976-.
China--Politics and government--1976-.
Soviet Union--Economic policy--1986-1991.
Soviet Union--Politics and government--1985-1991.