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Black A. The West and Islam: Religion and Political Thought in World History. Oxford University Press 2008. https://uoelibrary.idm.oclc.org/login?url=http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199533206.001.0001/acprof-9780199533206
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Cook MA. A brief history of the human race. London: : Granta 2005.
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Cook MA. The Koran : a very short introduction. Oxford: : Oxford University Press 2000. http://www.vlebooks.com/vleweb/product/openreader?id=Exeter&isbn=9780191578274
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Crone P. Pre-industrial societies. Oxford: : Basil Blackwell 1989.
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Crone P. Pre-industrial societies: anatomy of the pre-modern world. London: : Oneworld 2015. https://exeter.primo.exlibrisgroup.com/discovery/fulldisplay?docid=alma991004364119707446&context=L&vid=44UOEX_INST:default
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Crone P. God’s rule: government and Islam. New York: : Columbia University Press 2004.
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Crone P. God’s rule: government and Islam. New York: : Columbia University Press 2004.
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Crone P. Medieval Islamic Political Thought. Edinburgh University Press 2005. https://uoelibrary.idm.oclc.org/login?url=http://www.jstor.org/stable/10.3366/j.ctt1r1z0k
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Crone P. Medieval Islamic political thought. Edinburgh: : Edinburgh University Press 2004. https://exeter.primo.exlibrisgroup.com/discovery/fulldisplay?docid=alma991014361949707446&context=L&vid=44UOEX_INST:default
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Robinson CF. Islamic historiography. Cambridge: : Cambridge University Press 2003.
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McAuliffe JD. Encyclopaedia of the Qurʼān. Leiden: : Brill 2001. https://uoelibrary.idm.oclc.org/login?url=http://www.brillonline.nl/browse/encyclopaedia-of-the-quran
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The Encyclopaedia of Islam. New edition. Leiden: : E.J. Brill 1960. https://exeter.primo.exlibrisgroup.com/discovery/fulldisplay?docid=alma991006461759707446&context=L&vid=44UOEX_INST:default
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The Encyclopædia Iranica. http://www.iranicaonline.org/
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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
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JSTOR journal archive. https://uoelibrary.idm.oclc.org/login?url=http://www.jstor.org/
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Arabic-English Lexicon by Edward William Lane. http://www.tyndalearchive.com/tabs/lane/
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www.alwaraq.net. http://www.alwaraq.net/Core/index.jsp?option=1
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The Quranic Arabic Corpus - Word by Word Grammar, Syntax and Morphology of the Holy Quran. http://corpus.quran.com/wordbyword.jsp
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The Holy Quran. http://quran.muslim-web.com/
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iQuran - Qur’anic Research Online. http://www.openislam.org/
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Journal of Abbasid Studies - Instructions for Authors. http://www.brill.com/files/brill.nl/specific/authors_instructions/JAS.pdf
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DIN 31635 - Wikipedia, the free encyclopedia. https://en.wikipedia.org/wiki/DIN_31635
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Richard Bulliet - History of the World to 1500 CE (Session 1) - Introduction to World History. 11AD.https://www.youtube.com/watch?v=r_w7pfulsn8
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Bridging World History. http://www.learner.org/courses/worldhistory/