APA (7th ed.) Citation

Ely, W. M. (2013). The Boy Chums in the Gulf of Mexico or, On a Dangerous Cruise with the Greek Spongers. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ely, Wilmer M. The Boy Chums in the Gulf of Mexico or, On a Dangerous Cruise with the Greek Spongers. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Ely, Wilmer M. The Boy Chums in the Gulf of Mexico or, On a Dangerous Cruise with the Greek Spongers. Project Gutenberg, 2013.

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