Historia del islam (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Historia del islam" in Spanish language version.

refsWebsite

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2books.google.com

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books.google.com

Albert Hourani (2002). A History of the Arab Peoples. Harvard University Press. pp. 15-19.
Donner, Fred M. (2010). Muhammad and the Believers, at the Origins of Islam (en inglés). Cambridge, MA: Harvard University Press. p. 178. ISBN 9780674050976.