Columbia subject headings:
Erzurum (Turkey)--Biography.
Librarians--Turkey--Biography.
Sencer, İsmail Saib, 1871-1940.
Harvard subject headings:
Erzurum (Turkey)--Biography.
Librarians--Turkey--Biography.
Sencer, İsmail Saib, 1871-1940.
Princeton subject headings:
Erzurum (Turkey)--Biography.
Librarians--Turkey--Biography.
Sencer, İsmail Saib, 1871-1940.