Columbia subject headings:
Turkey--Civilization--1288-1918--Bibliography--Catalogs.
Turkey--Foreign relations--Bibliography--Catalogs.
Turkey--History--Bibliography--Catalogs.
Harvard subject headings:
Turkey--Civilization--1288-1918--Bibliography--Catalogs.
Turkey--Foreign relations--Bibliography--Catalogs.
Turkey--History--Bibliography--Catalogs.
Princeton subject headings:
Catalogs.
Turkey--Civilization--1288-1918--Bibliography--Catalogs.
Turkey--Foreign relations--Bibliography--Catalogs.
Turkey--History--Bibliography--Catalogs.