
1.		The 9 / 11 commission report : final report of the Nacional Commission on Terrorist Attacks Upon the United States / Nacional Commission on Terrorist Attacks Upon the United States Publicação: New York: W. W. Norton & Company, [2002]
2.		No easy walk to freedom / Nelson Mandela Autor: MANDELA, Nelson Publicação: Cape Town: Kwela Books, 2013
3.		Building sustainable peace / Tom Keating; W. Andy Knight Autor: KEATING, Tom Publicação: Edmonton, Alberta: The University of Alberta Press, 2001Publicação: Tokyo: United Nations University Press, 2001
4.		States of fragility 2016 : understanding violence / OECD Publicação: Paris: OECD, 2016