APA (7th ed.) Citation

Charmley, J. (1986). Duff Cooper: The authorized biography (1. publ. in Great Britain.). Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

Charmley, John. Duff Cooper: The Authorized Biography. 1. publ. in Great Britain. London: Weidenfeld and Nicolson, 1986.

MLA (9th ed.) Citation

Charmley, John. Duff Cooper: The Authorized Biography. 1. publ. in Great Britain. Weidenfeld and Nicolson, 1986.