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robert c drewes
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Reptiles and amphibians of East Africa
Stephen Spawls, Kim Howell, Robert C. Drewes · Princeton University Press
240 sayfa · 2006
Reptiles / Identification / Amphibians / Zoology, africa
A field guide to the reptiles of East Africa
Stephen Spawls, Kim Howell, Robert C. Drewes, James Ashe · Princeton University Press
543 sayfa · 2001
Reptiles / Identification / Zoology, africa
Report on a collection of reptiles and amphibians from the Ilemi Triangle, southwestern Sudan
Robert C. Drewes · California Academy of Sciences
14 sayfa · 1972
Amphibians / Catalogs and collections / Reptiles