[en] [Gutenberg 33574] • A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea Createspace Independent Publishing Platform
[en] [Gutenberg 33967] • Descriptions of New Hylid Frogs From Mexico and Central America Createspace Independent Publishing Platform
[en] [Gutenberg 31221] • The Genera of Phyllomedusine Frogs (Anura: Hylidae) Public Domain Books
[en] [Gutenberg 14375] • The Adventures of Grandfather Frog Dover Publications
[en] [Gutenberg 24590] • The Tale of Ferdinand Frog Dodo Press
[en] Monster Lake Little Devil Books/Necro Publications
[en] [Department of Homeworld Security 02] • Resident Alien Samhain Publishing, Ltd.
[en] Blood and Snow Collecton III RaShelle Workman