Columbia subject headings:
Harvard subject headings:
Greece--Foreign relations--Turkey--20th century.
Greece--Foreign relations--Turkey--21st century.
Turkey--Foreign relations--Greece--20th century.
Turkey--Foreign relations--Greece--21st century.
Princeton subject headings:
Greece--Foreign relations--Turkey--20th century.
Greece--Foreign relations--Turkey--21st century.
Turkey--Foreign relations--Greece--20th century.
Turkey--Foreign relations--Greece--21st century.