Columbia subject headings:
Phrygia--Antiquities.
Phrygia--Civilization.
Phrygia--History.
Turkey--Antiquities.
Harvard subject headings:
Phrygia--Antiquities.
Phrygia--Civilization.
Phrygia--History.
Turkey--Antiquities
Princeton subject headings:
Phrygia--Antiquities.
Phrygia--Civilization.
Phrygia--History.
Turkey--Antiquities.