Columbia subject headings:
Communism.
Elite (Social sciences)--Communist countries.
Equality of states.
Equality--Communist countries.
Social classes--Communist countries.
Harvard subject headings:
Communism.
Elite (Social sciences)--Communist countries.
Equality of states.
Equality--Communist countries.
Social classes--Communist countries.
Princeton subject headings:
Communism.
Elite (Social sciences)--Communist countries.
Equality of states.
Equality--Communist countries.
Social classes--Communist countries.