Joanne Mariner; Malcolm Smart. 1 I. SUMMARY AND RECOMMENDATIONS(PDF). The "Sixth Division" : military-paramilitary ties and U.S. policy in Colombia illustrated. New York, NY: Human Rights Watch. 2001: 1 [30 April 2017]. ISBN 9781564322654. (原始内容存档(PDF)于2016-12-13).
Joanne Mariner; Malcolm Smart. 1 I. SUMMARY AND RECOMMENDATIONS(PDF). The "Sixth Division" : military-paramilitary ties and U.S. policy in Colombia illustrated. New York, NY: Human Rights Watch. 2001: 1 [30 April 2017]. ISBN 9781564322654. (原始内容存档(PDF)于2016-12-13).
Chomsky, Noam. On Colombia. chomsky.info. [30 April 2017]. (原始内容存档于2017-05-18) (英语).