Columbia subject headings:
Qādirīyah--History.
Sufism--History.
ʻAbd al-Qādir al-Jīlānī, -1166.
Harvard subject headings:
Sufism.
ʻAbd al-Qādir al-Jīlānī, -1166
Princeton subject headings:
Sufism.
ʻAbd al-Qādir al-Jīlānī, -1166.