APA (7th ed.) Citation

Leighton, R. (2004). Dogs and All about Them. Project Gutenberg.

Chicago Style (17th ed.) Citation

Leighton, Robert. Dogs and All About Them. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Leighton, Robert. Dogs and All About Them. Project Gutenberg, 2004.

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