Columbia subject headings:
Communism.
Communist revisionism.
Dialectical materialism.
Soviet Union--Foreign relations--1945-1991.
Harvard subject headings:
Communism--1945-
Communist revisionism.
Dialectical materialism.
Soviet Union--Foreign relations--1945-1991.
Princeton subject headings:
Communism.
Communist revisionism.
Philosophy, Marxist.
Soviet Union--Foreign relations--1945-1991.