[1] Natural Resources Defense Fund, John Adams, letter to members, Executive Director, Spring 1997
[2] World Wildlife Fund, Kathryn Fuller, letter to members, President, July 1997)
[3] Fitzgerald, Sarah. International Wildlife Trade: Whose Business Is It? Washington D.C.: World Wildlife Fund. 1989.
[4] Lemonick, Michael D. Animal Genocide, Mob Style. Environment Section, Time Magazine, November 14, 1994.
[5] Gaski, A.L. Prescription For Extinction: New Report Documents Endangered Species in Patented Oriental Medicines in Trade. Washington D.C.: World Wildlife Fund, TRAFFIC USA Newsletter, Volume 13, Number 2, August 1994.
[6] Jaffe, Mark and Zaneski, Cyril T. Prescription for Extinction: Booming Economics, Populations Fuel Demand for Animal Medicine. City & Life Section, Calgary Herald, Final Edition, December 3, 1994.
[7] Reed, Holly. Bear Bust in California. TRAFFIC USA Newsletter, Volume 13, Number 2, August 1994.
[8] Reisner, Marc. Game Wars: The Undercover Pursuit of Wildlife Poachers. New York: Penguin Books. 1991.
[9] Anonymous. Better Law Enforcement Still Needed to Crack Down on $5 Billion Illegal Trade in Wildlife. U.S. Newswire, November 18, 1994.
[10] Briscoe, David. U.S. to Taiwan: Spare tiger, rhino. San Francisco Examiner, Section D-12, Home Delivery Edition, April 12, 1994
[11] Amicus Journal, Publication of Natural Resources Defense Council, Summer 1997.