APA (7th ed.) Citation

Lang, A. (2004). John Knox and the Reformation. Project Gutenberg.

Chicago Style (17th ed.) Citation

Lang, Andrew. John Knox and the Reformation. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Lang, Andrew. John Knox and the Reformation. Project Gutenberg, 2004.

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