APA (7th ed.) Citation

Deacon, R. (1987). A history of British Secret Service (Repr.). Grafton Books.

Chicago Style (17th ed.) Citation

Deacon, Richard. A History of British Secret Service. Repr. London u.a: Grafton Books, 1987.

MLA (9th ed.) Citation

Deacon, Richard. A History of British Secret Service. Repr. Grafton Books, 1987.

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