APA (7th ed.) Citation

Allison, S. B. (2007). An American Robinson Crusoe for American Boys and Girls. Project Gutenberg.

Chicago Style (17th ed.) Citation

Allison, Samuel B. An American Robinson Crusoe for American Boys and Girls. Project Gutenberg, 2007.

MLA (9th ed.) Citation

Allison, Samuel B. An American Robinson Crusoe for American Boys and Girls. Project Gutenberg, 2007.

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