| APA Publications,1992, (HK) Ltd. Amazon Wildlife, Insight Guides Singapore, Hofer Press Pte. Ltd. |
| Aris Entertainment, Media Clips Marina del Rey, CA Copyroght 1993 |
| Cousteau Society, The An Adventure in the Amazon Simon & Schuster New York. Copyright 1991 |
| Kubin, Frank Super Science Blue Scholastic, Inc. New York, April 1992 P.13 |
| Mcintyre, Loren, Amazonia Sierra Club Press, San Francisco Copyright 1991 |
| Newman, Arnold Tropical Rainforest Facts on File, Inc. New York. Copyright 1990 |
| Wallace, David R. The Quetzel and the Macaw Sierra Club Books, San Francisco, Copyright 1992 |
| ZooNet, Inc. zoonet |