Coba jelasin Lihat juga dari Takfiri dong

AbdulHaq al-Ashanti and Abu Ameenah AbdurRahman as-Salafi, A Critical Study of the Multiple Identities and Disguises of 'al-Muhajiroun': Exposing the Antics of the Cult Followers of Omar Bakri Muhammad Fustuq, Jamiah Media, 2009

AbdulHaq al-Ashanti and Abu Ameenah AbdurRahman as-Salafi, Abdullah El-Faisal Al-Jamayki: A Critical Study of His Statements, Errors and Extremism in Takfeer, Jamiah Media, 2011

Reza Aslan (2009), Global Jihadism as a Transnational Movement: A Theoretical Framework, PhD dissertation, University of California Santa Barbara.

Jason Burke, Al Qaeda: The True Story of Radical Islam, Penguin, 2004

John L. Esposito, Unholy War: Terror in the name of Islam, Oxford University Press, 2002

Gilles Kepel, Jihad: The Trail of Political Islam, I.B. Tauris, 2003

Vincenzo Oliveti, Terror's Source: The Ideology of Wahhabi-Salafism and its Consequences, Amadeus Books, 2002