AUTHOR
World Conservation Monitoring Centre
4
Friends of the Zoos
3
Wildlife Conservation Society of the Philippines
3
Aranzanso, Joseph B.
1
Caras, Roger A.
1
Fisher, James, 1912-
1
IUCN Special Survival Commission
1
International Union for the Conservation of Nature and Natural Resources. Survival Service Commission
1
Jampel, Barbara
1
Kane, Dennis B.
1
Milne, Lorus Johnson, 1912-
1
National Geographic Society, Washington, D.C
1
Orosa, Marily
1
Sharma, V. D.
1
Skinner, Thomas
1
WQED (Television station : Pittsburgh, Pa.)
1
Ziswiler, Vinzenz
1