Kitāb al-Mu'tamad fī usūl al-dīn /
Al-Malāhimī al-Khuwārazmī, Rukn al-Dīn Mahmūd ibn Muhammad,-1141.
McDermott, Martin.
Madelung, Wilferd.
London : Al-Hoda,
1991.
The extant parts edited by Martin McDermott and Wilferd Madelung.