APA (7th ed.) Citation

Jeffret, K. (2010). M16: The history of Secret Intelligence Service, 1909-1949. Bloomsbury.

Chicago Style (17th ed.) Citation

Jeffret, Keith. M16: The History of Secret Intelligence Service, 1909-1949. London, UK: Bloomsbury, 2010.

MLA (9th ed.) Citation

Jeffret, Keith. M16: The History of Secret Intelligence Service, 1909-1949. Bloomsbury, 2010.

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