I. Mütevekkil: Revizyonlar arasındaki fark

* "İslampedia.com" websitesinde "(المتوكل على الله) Al-mutawakkil ʿalā allāh" maddesi Online:[[http://web.archive.org/web/20080611061428/http://www.islampedia.com/MIE2/tarikh/96moutaw.html]] (Arapça)

* Bosworth, Clifford Edmund (2. yeni ed.:2014) ''The New Islamic Dynasties: a Chronological and Genealogical Manual (The New Edinburgh Islamic Surveys) '', Edinburg:Edinburgh University Press ISBN: 978-0-7486-2137-8 {[{ing}}

Online; [[http://books.google.fr/books?id=mKpz_2CkoWEC]]

* Bosworth, Clifford Edmund (Rev.ed.: 1996) ''The New Islamic Dynasties'', Columbia University Press, ISBN: 978-0231107143 {{ing}}