selected publications
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book
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Zoogeography of the Plains Leopard Frog (Rana Blairi).
Chicago: Chicage Academy of Sciences.
1993
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Distribution, Habitat, and Zoogeography of the Plains Leopard Frog (Rana Blairi) in Illinois.
Champaign, IL: Illinois Natural History Survey.
1990
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Zoogeography of the Plains Leopard Frog (Rana Blairi).
Chicago: Chicage Academy of Sciences.
1993