APA (7th ed.) Citation

Kyle, C. (2012). American sniper: The autobiography of the most lethal sniper in u.s. military history.

Chicago Style (17th ed.) Citation

Kyle, Chris. American Sniper: The Autobiography of the Most Lethal Sniper in U.s. Military History. 2012.

MLA (8th ed.) Citation

Kyle, Chris. American Sniper: The Autobiography of the Most Lethal Sniper in U.s. Military History. 2012.

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