The religion of truth /
AL-Omar, Abdul Rahman Ben Hammad.
Saudi Arabia.Wizārat al-Shuʼūn al-Islāmīyah wa-al-Awqāf wa-al-Daʻwah wa-al-Irshād.
Riyadh : Ministry of Islamic Affairs, Endowments, Daʼwah and Guidance,
1995.
"In English."
Islam.
Islam