Columbia subject headings:
Islam--Turks--History.
Turks--Civilization.
Turks--Ethnic identity.
Turks--History.
Harvard subject headings:
Civilization, Turkic.
Islam--Asia, Central--History
Turks--Civilization.
Turks--Ethnic identity.
Turks--History
Turks--Religion.
Princeton subject headings:
Turks--Civilization--History.
Turks--Ethnic identity.
Turks--History.