Joanne Mariner؛ Malcolm Smart (2001). "1 I. SUMMARY AND RECOMMENDATIONS"(PDF). The "Sixth Division" : military-paramilitary ties and U.S. policy in Colombia (ط. illustrated). New York, NY: Human Rights Watch. ص. 1. ISBN:9781564322654. مؤرشف(PDF) من الأصل في 2016-12-13. اطلع عليه بتاريخ 2017-04-30.
Joanne Mariner؛ Malcolm Smart (2001). "1 I. SUMMARY AND RECOMMENDATIONS"(PDF). The "Sixth Division" : military-paramilitary ties and U.S. policy in Colombia (ط. illustrated). New York, NY: Human Rights Watch. ص. 1. ISBN:9781564322654. مؤرشف(PDF) من الأصل في 2016-12-13. اطلع عليه بتاريخ 2017-04-30.
Chomsky, Noam. "On Colombia". chomsky.info (بالإنجليزية). Archived from the original on 2017-05-18. Retrieved 2017-04-30.