Columbia subject headings:
Alchemy--Arab countries.
Ikhwān al-Ṣafāʼ.
Jābir ibn Ḥayyān.
Harvard subject headings:
Alchemy--Arab countries.
Ikhwān al-Ṣafāʼ.
Jābir ibn Ḥayyān.
Princeton subject headings:
Alchemy--Arab countries--History.
Ikhwān al-Ṣafāʼ.
Islam and philosophy.
Jābir ibn Ḥayyān.