“Epistles of the Brethren of Purity: Sciences of the Soul and Intellect Part I. An Arabic Critical Edition and English Translation of Epistles 32-36 By Paul E. Walker, Ismail K. Poonawala and David Simonowitz, Godefroid De Callatay, Eds. Trans. (Oxford: Oxford University Press in Association With the Institute of Ismaili Studies, 2016. 434 pages.)”. 2016. American Journal of Islam and Society 33 (4): 106-9. https://doi.org/10.35632/ajis.v33i4.940.