APA (7th ed.) Citation

Smith, E. A. (2006). Men Called Him Master. Project Gutenberg.

Chicago Style (17th ed.) Citation

Smith, Elwyn A. Men Called Him Master. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Smith, Elwyn A. Men Called Him Master. Project Gutenberg, 2006.

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