APA (7th ed.) Citation

MacKenzie, C. (2005). The Altar Steps. Project Gutenberg.

Chicago Style (17th ed.) Citation

MacKenzie, Compton. The Altar Steps. Project Gutenberg, 2005.

MLA (9th ed.) Citation

MacKenzie, Compton. The Altar Steps. Project Gutenberg, 2005.

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