Ibn al-ʻArabī & Jaffray, A. (2006). The universal tree and the four birds: Treatise on unification (al-Ittiḥād al-kawnī). Anqa Pub..

Ibn al-ʻArabī and Angela Jaffray. The Universal Tree and the Four Birds: Treatise on Unification (al-Ittiḥād Al-kawnī). Oxford: Anqa Pub., 2006.

Ibn al-ʻArabī and Angela Jaffray. The Universal Tree and the Four Birds: Treatise on Unification (al-Ittiḥād Al-kawnī). Anqa Pub., 2006.