Columbia subject headings:
Harvard subject headings:
Communism--Greece--History.
Greece--Foreign relations--1935-1967.
Greece--History--Occupation, 1941-1944.
Greece--Politics and government--1935-1967.
Princeton subject headings:
Communism--Greece--History.
Greece--Foreign relations--1935-1967.
Greece--History--Occupation, 1941-1944.
Greece--Politics and government--1935-1967.