APA (7th ed.) Citation

Kilmeade, B., & Yaeger, D. (2013). George Washington's secret six: The spy ring that saved the American Revolution. Sentinel.

Chicago Style (17th ed.) Citation

Kilmeade, Brian, and Don Yaeger. George Washington's Secret Six: The Spy Ring That Saved the American Revolution. New York, New York: Sentinel, 2013.

MLA (8th ed.) Citation

Kilmeade, Brian, and Don Yaeger. George Washington's Secret Six: The Spy Ring That Saved the American Revolution. Sentinel, 2013.

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