APA (7th ed.) Citation

Fitzhugh, P. K., & Owen, R. E. (2006). Tom Slade on Mystery Trail. Project Gutenberg.

Chicago Style (17th ed.) Citation

Fitzhugh, Percy Keese, and Robert Emmett Owen. Tom Slade on Mystery Trail. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Fitzhugh, Percy Keese, and Robert Emmett Owen. Tom Slade on Mystery Trail. Project Gutenberg, 2006.

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