Columbia subject headings:
Intellectuals--Turkey--20th century.
Turkey--Biography.
Ökten, Sadettin.
Harvard subject headings:
Intellectuals--Turkey--History--20th century.
Turkey--Civilization.
Turkey--Intellectual life--20th century.
Ökten, Sadettin.
Princeton subject headings:
Intellectuals--Turkey--20th century.
Ökten, Sadettin.
Turkey--Civilization.