Dorril, S. (2000). MI6: Inside the covert world of Her Majesty's secret intelligence service (1. Free Press ed.). Free Press.
Chicago Style (17th ed.) CitationDorril, Stephen. MI6: Inside the Covert World of Her Majesty's Secret Intelligence Service. 1. Free Press ed. New York [u.a.]: Free Press, 2000.
MLA (9th ed.) CitationDorril, Stephen. MI6: Inside the Covert World of Her Majesty's Secret Intelligence Service. 1. Free Press ed. Free Press, 2000.
Warning: These citations may not always be 100% accurate.