Author

Richard G. Zweifel

10 books found

Cover of Encyclopedia of Animals

Encyclopedia of Animals

Harold G. Cogger, Joseph Forshaw, Edwin Gould Dr, Richard George Zweifel · First published 2001

Cover of Encyclopedia of reptiles & amphibians

Encyclopedia of reptiles & amphibians

Harold G. Cogger, Richard George Zweifel, David Kirshner · First published 1998

Cover of Anfibi e rettili

Anfibi e rettili

Harold G. Cogger, Richard George Zweifel · First published 1993

Cover of Encyklopedia zwierzat "Gady i płazy"

Encyklopedia zwierzat "Gady i płazy"

Harold G. Cogger, Richard George Zweifel, David Kirshner · First published 1993

Cover of Reptiles et amphibiens

Reptiles et amphibiens

Harold G. Cogger, Richard George Zweifel · First published 1993

Cover of Reptiles & amphibians

Reptiles & amphibians

Harold G. Cogger, Richard George Zweifel · First published 1992

Cover of Reptiles y anfibios

Reptiles y anfibios

Harold G. Cogger, Richard George Zweifel · First published 1992

Cover of Reptilien & Amphibien

Reptilien & Amphibien

Harold G. Cogger, Richard George Zweifel · First published 1992

Placeholder cover for Frogs of the Papuan Hylid genus Nyctimystes

Frogs of the Papuan Hylid genus Nyctimystes

Richard G. Zweifel · First published 1958

Placeholder cover for Results of the Puritan-American Museum of Natural History expedition to Western Mexico

Results of the Puritan-American Museum of Natural History expedition to Western Mexico

Morris K. Jacobson, Richard G. Zweifel, William K. Emerson · First published 1958