APA (7th ed.) Citation

Carleton, H. B. (2008). Hard Guy. Project Gutenberg.

Chicago Style (17th ed.) Citation

Carleton, H. B. Hard Guy. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Carleton, H. B. Hard Guy. Project Gutenberg, 2008.

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