Columbia subject headings:
Espionage--Turkey--History.
Intelligence service--Turkey--History.
Secret service--Turkey--History.
Teşkilat-ı Mahsusa (Turkey)--History.
Turkey--History--Ottoman Empire, 1288-1918.
Harvard subject headings:
Espionage--Turkey--History.
Intelligence service--Turkey--History.
Nationalism--Turkey
Secret service--Turkey--History.
Teşkilat-ı Mahsusa (Turkey)--History.
Turkey--History--Ottoman Empire, 1288-1918.
Turkey--Politics and government.
Princeton subject headings:
Espionage--Turkey--History.
Intelligence service--Turkey--History.
Secret service--Turkey--History.
Teşkilat-ı Mahsusa (Turkey)--History.
Turkey--History--Ottoman Empire, 1288-1918.