Columbia subject headings:
Harvard subject headings:
Qurʼan--Criticism, interpretation, etc.--Early works to 1800.
Qurʼan--Hermeneutics--Early works to 1800.
Sufism.
Princeton subject headings:
Qurʼan--Criticism, interpretation, etc.--Early works to 1800.
Qurʼan--Hermeneutics--Early works to 1800.
Sufism.