APA (7th ed.) Citation

Twain, M. (2004). Tom Sawyer, Detective. Project Gutenberg.

Chicago Style (17th ed.) Citation

Twain, Mark. Tom Sawyer, Detective. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Twain, Mark. Tom Sawyer, Detective. Project Gutenberg, 2004.

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