APA (7th ed.) Citation

Raphael, R., & Schoenherr, J. (2009). Sonny. Project Gutenberg.

Chicago Style (17th ed.) Citation

Raphael, Rick, and John Schoenherr. Sonny. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Raphael, Rick, and John Schoenherr. Sonny. Project Gutenberg, 2009.

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