Columbia subject headings:
Harvard subject headings:
Agriculture, Prehistoric--Turkey--Congresses.
Bronze age--Turkey--Congresses.
Economics, Prehistoric--Turkey--Congresses.
Neolithic period--Turkey--Congresses.
Turkey--Civilization--History--To 1500--Congresses.
Princeton subject headings:
Commerce, Prehistoric--Turkey--Congresses.
Economics, Prehistoric--Turkey--Congresses.
Human ecology--Turkey--Congresses.
Turkey--Antiquities--Congresses.
Turkey--Economic conditions--Congresses.