Gillis, Matthew Bryan
Heresy and dissent in the Carolingian Empire: the case of Gottschalk of Orbais
Oxford University Press, 2017
 eBooks
Dudung Abdurrahman
Metodologi penelitian sejarah islam
Ombak, 2011
 Buku Teks SO
Gibb, Hamilton A.R., Sir
Mohammedanism: an historical survey
Oxford University Press, 1949
 Buku Teks SO
Badri Yatim
Sejarah peradaban Islam
RajaGrafindo Persada, 2000
 Buku Teks
Ahmed, Akbar S.
Discovering Islam: making sense of muslim history and society
Vistaar Publications, 1990
 Buku Teks SO