Columbia subject headings:
Education--Turkey--History--20th century.
Teachers--Turkey--Biography.
Turkey--History--20th century.
Türkiye Halk Kurtuluş Parti-Cephesi.
Özkan, Refet, 1931-
Harvard subject headings:
Teachers--Turkey--Biography
Turkey--History--20th century.
Türkiye Halk Kurtuluş Parti-Cephesi.
Özkan, Refet, 1931-
Princeton subject headings:
Education--Turkey--History--20th century.
Özkan, Refet, 1931-
Teachers--Turkey--Biography.
Turkey--History--20th century.
Türkiye Halk Kurtuluş Parti-Cephesi.