1. Anderson, Benedict. 1991[1983]. Imagined Communities: Reflections on the Origin and Spread of Nationalism. London: Verso.
2. Avant, Deborah. 2005. The Market for Force: The Consequences of Privatizing Security. Cambridge: Cambridge University Press.
3. Avant, Deborah D., and Renée de Nevers. 2011. Military Contractors & the American Way of War. Daedalus 140 (3): 88–99.
4. Barany, Zoltan. 2017. Big News! Conscription in the Gulf. Middle East Institute.
http://www.mei.edu/content/map/big-news-conscription-gulf
. Accessed 18 June 2017.
5. Bergner, Daniel. 2005. The Other Army. The New York Times, August 14.
http://www.nytimes.com/2005/08/14/magazine/the-other-army.html
. Accessed 18 June 2017.