Ayoub, M. (2011). Redemptive suffering in Islam: A study of the devotional aspects of Ashura in Twelver Shiism. Mouton.
Chicago-viite (17. p.)Ayoub, Mahmoud. Redemptive Suffering in Islam: A Study of the Devotional Aspects of Ashura in Twelver Shiism. The Hague [u.a.]: Mouton, 2011.
MLA-viite (8. p.)Ayoub, Mahmoud. Redemptive Suffering in Islam: A Study of the Devotional Aspects of Ashura in Twelver Shiism. Mouton, 2011.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.