Columbia subject headings:
Harvard subject headings:
Greece--Foreign relations--1967-1974.
Greece--Foreign relations--Yugoslavia.
Greece--History--1967-1974.
Greece--Politics and government--1967-1974.
Yugoslavia--Foreign relations--Greece.
Yugoslavia--History--1945-1980
Yugoslavia--Politics and government--1945-1980.
Princeton subject headings:
Greece--Foreign relations--1967-1974.
Greece--Foreign relations--Yugoslavia.
Greece--History--1967-1974.
Greece--Politics and government--1967-1974.
Yugoslavia--Foreign relations--Greece.
Yugoslavia--History--1945-1980.
Yugoslavia--Politics and government--1945-1980.