Columbia subject headings:
Phrygia--Antiquities.
Phrygia--History.
Phrygia--Kings and rulers.
Harvard subject headings:
Phrygia--Antiquities.
Phrygia--History.
Phrygia--Kings and rulers.
Princeton subject headings:
Phrygia--Antiquities.
Phrygia--History.
Phrygia--Kings and rulers.