Columbia subject headings:
Istanbul (Turkey)--Religious life and customs.
Nurculuk--Biography.
Nursi, Said, 1873-1960.
Harvard subject headings:
Istanbul (Turkey)--Religious life and customs.
Nurculuk--Biography.
Nursi, Said, 1873-1960.
Princeton subject headings:
Istanbul (Turkey)--Religious life and customs.
Nurculuk--Biography.
Nursi, Said, 1873-1960--Biography.