APA (7th ed.) Citation

Beddard, F. E. (2013). Earthworms and their Allies. Project Gutenberg.

Chicago Style (17th ed.) Citation

Beddard, Frank E. Earthworms and Their Allies. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Beddard, Frank E. Earthworms and Their Allies. Project Gutenberg, 2013.

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