[11] Barry Buzan and Lene Hansen, The Evolution of International Security Studies. New York : Cambridge University Press, 2009, Hal. 214.
[12]http://hizbut-tahrir.or.id/, diakses tanggal 31 Desember 2012
[13] http://www.bbc.co.uk/, diakses tanggal 31 Desember 2012
[14]Asrudin & Mirza Jaka Suryana, Op.Cit. Hal. 375
[15] http://www.aljazeera.com, diakses tanggal 31 Desember 2012
[16] http://www.nytimes.com/2012/12/09/world/middleeast/syrian-rebels-tied-to-al-qaeda-play-key-role-in-war.html, diakses tanggal 31 Desember 2012
[17] http://www.pewglobal.org/2012/07/10/chapter-3-role-of-islam-in-politics/, diakses tanggal 31 des 2012