Cita APA (7a ed.)

Webb, B., & Mann, J. D. (2017). The killing school: Inside the world's deadliest sniper program (First edition.). St. Martin's Press.

Cita Chicago Style (17a ed.)

Webb, Brandon, y John David Mann. The Killing School: Inside the World's Deadliest Sniper Program. First edition. New York: St. Martin's Press, 2017.

Cita MLA (8a ed.)

Webb, Brandon, y John David Mann. The Killing School: Inside the World's Deadliest Sniper Program. First edition. St. Martin's Press, 2017.

Precaución: Estas citas no son 100% exactas.