Columbia subject headings:
Harvard subject headings:
Beyazit Devlet Kütüphanesi.
Librarians--Turkey--Biography.
Libraries--Turkey--Istanbul.
Sencer, İsmail Saib, 1871-1940.
Princeton subject headings:
Beyazıt Devlet Kütüphanesi.
Librarians--Turkey--Biography.
Libraries--Turkey--Istanbul.
Sencer, İsmail Saib, 1871-1940.