APA (7th ed.) Citation

Russell, R. J. (2012). Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae. Project Gutenberg.

Chicago Style (17th ed.) Citation

Russell, Robert J. Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Russell, Robert J. Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae. Project Gutenberg, 2012.

Warning: These citations may not always be 100% accurate.