APA (7th ed.) Citation

Bonsall, E. F., & Humphrey, M. (2007). The Book of the Cat. Project Gutenberg.

Chicago Style (17th ed.) Citation

Bonsall, Elizabeth Fearne, and Mabel Humphrey. The Book of the Cat. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Bonsall, Elizabeth Fearne, and Mabel Humphrey. The Book of the Cat. Project Gutenberg, 2007.

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