Columbia subject headings:
Hacıoğlu Hafız Mehmet Ragıp Bey, 1880-1935.
Turkey--History--Revolution, 1918-1923.
Harvard subject headings:
Hacıoğlu Hafız Mehmet Ragıp Bey, 1880-1935.
Turkey--History--Revolution, 1918-1923.
Turkey. Ordu--Officers--History--20th century.
Princeton subject headings:
Hacıoğlu Hafız Mehmet Ragıp Bey, 1880-1935.
Turkey--History--Revolution, 1918-1923.