APA (7th ed.) Citation

Davis, W. S. "God Wills It!" A Tale of the First Crusade.

Chicago Style (17th ed.) Citation

Davis, William Stearns. "God Wills It!" A Tale of the First Crusade.

MLA (9th ed.) Citation

Davis, William Stearns. "God Wills It!" A Tale of the First Crusade.

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