Columbia subject headings:
Islam--Turkey--History.
Turkey--Civilization.
Turkey--History--19th century.
Turkey--History--20th century.
Harvard subject headings:
Islam--Turkey--History
Turkey--Civilization.
Turkey--History--19th century.
Turkey--History--20th century.
Princeton subject headings:
Islam--Turkey--History.
Turkey--History--19th century.
Turkey--History--20th century.