1: Jane Franklin, Panama: Background of U.S. Invasion of 1989, 2001, http://andromeda.rutgers.edu/~hbf/panama.htm, accessed on 1st December 2004
2: Noam Chomsky, The Invasion of Panama, 1993, http://www.thirdworldtraveler.com/Chomsky/ChomOdon_Panama.html, accessed on 1st December 2004
3: Mark Curtis, Web of Deceit, 2003
4: Timeline: Panama, 2004, http://news.bbc.co.uk/1/hi/world/americas/country_profiles/1229333.stm, accessed on 1st December 2004