APA (7th ed.) Citation

Kingsley, C., & Smith, J. W. (2011). The Water-Babies. Project Gutenberg.

Chicago Style (17th ed.) Citation

Kingsley, Charles, and Jessie Willcox Smith. The Water-Babies. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Kingsley, Charles, and Jessie Willcox Smith. The Water-Babies. Project Gutenberg, 2011.

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