Columbia subject headings:
Espionage, American--Greece.
Greece--Foreign relations--United States.
Greece--Politics and government--1935-1967.
United States--Foreign relations--Greece.
United States. Central Intelligence Agency.
Harvard subject headings:
Greece--Foreign relations--1935-1967.
Greece--Foreign relations--United States.
United States--Foreign relations--1945-1989.
United States--Foreign relations--Greece.
Princeton subject headings:
Espionage, American--Greece.
Greece--Foreign relations--United States.
Greece--Politics and government--1935-1967.
United States--Foreign relations--Greece.
United States. Central Intelligence Agency