APA (7th ed.) Citation

Moll, A., Thorndike, E. L., & Paul, E. (2009). The Sexual Life of the Child. Project Gutenberg.

Chicago Style (17th ed.) Citation

Moll, Albert, Edward L. Thorndike, and Eden Paul. The Sexual Life of the Child. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Moll, Albert, et al. The Sexual Life of the Child. Project Gutenberg, 2009.

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