Columbia subject headings:
Intelligence service--Turkey--History.
Teşkilat-ı Mahsusa (Turkey)
World War, 1914-1918--Secret service--Turkey.
Harvard subject headings:
Intelligence service--Turkey--History.
Teşkilât-ı Mahsusa (Turkey)
World War, 1914-1918--Secret service--Turkey.
Princeton subject headings:
Intelligence service--Turkey--History.
Teşkilat-ı Mahsusa (Turkey)
World War, 1914-1918--Secret service--Turkey.