Columbia subject headings:
Art--History--Congresses.
Excavations (Archaeology)--Turkey--Congresses.
Turkey--Antiquities--Congresses.
Harvard subject headings:
Art--History--Congresses.
Excavations (Archaeology)--Turkey--Congresses.
Turkey--Antiquities--Congresses.
Princeton subject headings:
Art--History--Congresses.
Excavations (Archaeology)--Turkey--Congresses.
Turkey--Antiquities--Congresses.