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2. Bacon, David. 2008. Illegal people: How globalization creates migration and criminalizes immigrants. Boston: Beacon Press.
3. Campbell, Howard. 2011. No end in sight: Violence in Ciudad Juárez. NACLA Report on the Americas 44(3): 19–22.
4. Casteñeda, Jorge G., and Douglas S. Massey. 2012. Do-it-yourself immigration reform. New York Times, June 1. http://www.nytimes.com/2012/06/02/opinion/do-it-yourself-immigration-reform.html . Accessed 18 June 2012.
5. Chacón, Justin Akers, and Mike Davis. 2006. No one is illegal: Fighting violence and state repression on the U.S.-Mexico border. Chicago: Haymarket Books.