APA (7th ed.) Citation

Mason, A. E. W. (2012). The Turnstile. Project Gutenberg.

Chicago Style (17th ed.) Citation

Mason, A. E. W. The Turnstile. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Mason, A. E. W. The Turnstile. Project Gutenberg, 2012.

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