Columbia subject headings:
Harvard subject headings:
Sufism--Doctrines--Early works to 1800.
Suhrawardī, Yaḥyá ibn Ḥabash, 1152 or 1153-1191
Princeton subject headings:
Suhrawardī, Yaḥyá ibn Ḥabash, 1152 or 3-1191--Criticism and interpretation.