Columbia subject headings:
Hejaz (Saudi Arabia)--Foreign relations--Turkey.
Turkey--Foreign relations--Saudi Arabia--Hejaz.
Harvard subject headings:
Hejaz (Saudi Arabia)--Foreign relations--Turkey.
Turkey--Foreign relations--Saudi Arabia--Hejaz.
Princeton subject headings:
Hejaz (Saudi Arabia)--Foreign relations--Turkey.
Turkey--Foreign relations--Saudi Arabia--Hejaz.