APA (7th ed.) Citation

Davis, W. S., & Betts, L. (2012). God Wills It! A Tale of the First Crusade. Project Gutenberg.

Chicago Style (17th ed.) Citation

Davis, William Stearns, and Louis Betts. God Wills It! A Tale of the First Crusade. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Davis, William Stearns, and Louis Betts. God Wills It! A Tale of the First Crusade. Project Gutenberg, 2012.

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