[1]
Arabic-English Lexicon by Edward William Lane: http://www.tyndalearchive.com/tabs/lane/.
[2]
Black, A. 2008. The West and Islam: Religion and Political Thought in World History. Oxford University Press.
[3]
Bridging World History: http://www.learner.org/courses/worldhistory/.
[4]
Cook, M.A. 2005. A brief history of the human race. Granta.
[5]
Cook, M.A. 2000. The Koran : a very short introduction. Oxford University Press.
[6]
Crone, P. 2004. God’s rule: government and Islam. Columbia University Press.
[7]
Crone, P. 2004. God’s rule: government and Islam. Columbia University Press.
[8]
Crone, P. 2005. Medieval Islamic Political Thought. Edinburgh University Press.
[9]
Crone, P. 2004. Medieval Islamic political thought. Edinburgh University Press.
[10]
Crone, P. 1989. Pre-industrial societies. Basil Blackwell.
[11]
Crone, P. 2015. Pre-industrial societies: anatomy of the pre-modern world. Oneworld.
[12]
DIN 31635 - Wikipedia, the free encyclopedia: https://en.wikipedia.org/wiki/DIN_31635.
[13]
Index Islamicus : new books, articles and reviews on Islam and the Muslim world: https://exeter.primo.exlibrisgroup.com/discovery/fulldisplay?docid=alma991012480009707446&context=L&vid=44UOEX_INST:default.
[14]
iQuran - Qur’anic Research Online: http://www.openislam.org/.
[15]
JSTOR journal archive: https://uoelibrary.idm.oclc.org/login?url=http://www.jstor.org/.
[16]
McAuliffe, J.D. 2001. Encyclopaedia of the Qurʼān. Brill.
[17]
Robinson, C.F. 2003. Islamic historiography. Cambridge University Press.
[18]
The Encyclopædia Iranica: http://www.iranicaonline.org/.
[19]
The Holy Quran: http://quran.muslim-web.com/.
[20]
The Quranic Arabic Corpus - Word by Word Grammar, Syntax and Morphology of the Holy Quran: http://corpus.quran.com/wordbyword.jsp.
[21]
www.alwaraq.net: http://www.alwaraq.net/Core/index.jsp?option=1.
[22]
Journal of Abbasid Studies - Instructions for Authors.
[23]
11AD. Richard Bulliet - History of the World to 1500 CE (Session 1) - Introduction to World History.
[24]
1960. The Encyclopaedia of Islam. E.J. Brill.