Columbia subject headings:
Balkan Peninsula--Politics and government--1945-1989.
Greece--Foreign relations--Yugoslavia.
Macedonian question.
Yugoslavia--Foreign relations--Greece.
Harvard subject headings:
Balkan Peninsula--Politics and government--1945-1989.
Greece--Foreign relations--Yugoslavia.
Macedonian question.
Yugoslavia--Foreign relations--Greece.
Princeton subject headings:
Balkan Peninsula--Politics and government--1945-1989.
Greece--Foreign relations--Yugoslavia.
Macedonian question.
Yugoslavia--Foreign relations--Greece.