2009 Reference Encyclopaedia Islamica, Volume 2 Encyclopaedia Islamica Edited by Farhad Daftary, Wilferd Madelung
2008 Reference Encyclopaedia Islamica, Volume 1 Encyclopaedia Islamica Edited by Farhad Daftary, Wilferd Madelung
2001 Primary text (edition/translation) Doctrines of Shi鈥榠 Islam By Ayatollah Ja鈥榝ar SobhaniEdited and translated by Reza Shah-Kazemi
