Columbia subject headings:
Greece--Foreign relations--United States.
Turkey--Foreign relations--United States.
United States--Foreign relations--Greece.
United States--Foreign relations--Turkey.
Harvard subject headings:
Greece--Foreign relations--United States.
Turkey--Foreign relations--United States.
United States--Foreign relations--Greece.
United States--Foreign relations--Turkey.
Princeton subject headings:
Greece--Foreign relations--United States.
Turkey--Foreign relations--United States.
United States--Foreign relations--Greece.
United States--Foreign relations--Turkey.