APA (7th ed.) Citation

Twain, M. (2006). Editorial Wild Oats. Project Gutenberg.

Chicago Style (17th ed.) Citation

Twain, Mark. Editorial Wild Oats. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Twain, Mark. Editorial Wild Oats. Project Gutenberg, 2006.

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