Columbia subject headings:
Turkey--Antiquities.
Turkey--Civilization.
Turkey--History.
Harvard subject headings:
Achaemenid dynasty, 559-330 B.C.
Hittites.
Iran--History--To 640
Iron age--Turkey.
Turkey--Antiquities.
Turkey--Civilization.
Turkey--History--To 1453.
Turkey--History.
Princeton subject headings:
Turkey--Antiquities.
Turkey--Civilization.
Turkey--History.