APA (7th ed.) Citation

Young, E. R., & Laughlin, J. E. (2007). Winter Adventures of Three Boys. Project Gutenberg.

Chicago Style (17th ed.) Citation

Young, Egerton Ryerson, and J. E. Laughlin. Winter Adventures of Three Boys. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Young, Egerton Ryerson, and J. E. Laughlin. Winter Adventures of Three Boys. Project Gutenberg, 2007.

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