Columbia subject headings:
Shādhilīyah members--Biography.
Shādhilīyah--Biography.
Sufis--Biography.
Ulama--Biography.
Harvard subject headings:
Shādhilīyah--Biography.
Shādhilīyah members--Biography.
Sufis--Biography
Ulama--Biography
Princeton subject headings:
Biographies.
Shādhilīyah--Biography.
Sufis--Biography.
Ulama--Biography.