MLA

Dorril, Stephen. M16 : Inside the Covert World of Her Majesty's Secret Intelligence Service. New York: Simon & Schuster, 2002.

APA

Dorril, S. (2002). M16 : inside the covert world of Her Majesty's secret intelligence service. New York: Simon & Schuster.

Chicago

Dorril, Stephen M16: Inside the Covert World of Her Majesty's Secret Intelligence Service. New York: Simon & Schuster, 2002.