Richard Yahner

Richard Yahner is the author of "Biotic Inventory in the Schwoebel Tract at Valley Forge National Historical Park", "Inventorying and Monitoring Protocols of Amphibians and Reptiles in National Parks of the Eastern United States", "Inventory of Amphibians, Reptiles, and...

Books by Richard Yahner

Biotic Inventory ...
Yahner, Richard
Paperback: $16.99

Inventorying and ...
Yahner, Richard
Paperback: $19.99

Inventory of Amph...
Yahner, Richard
Paperback: $18.99

Inventorying and ...
Yahner, Richard
Paperback: $21.99