Hagarism : the making of the Islamic world.

von Crone, Patricia
Cambridge : Cambridge University Press, 1977.
Umfang/Format: 269 S. ; 22 cm.

Islam and its past : Jahiliyya, late antiquity, and the Qur'an

Oxford studies in the Abrahamic religions.
Oxford : Oxford University Press 2017.
Umfang/Format: 267 pages ; 24 cm.