APA (7th ed.) Citation

Ashley, M. (1972). The life and times of King John. Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

Ashley, Maurice. The Life and Times of King John. London: Weidenfeld and Nicolson, 1972.

MLA (8th ed.) Citation

Ashley, Maurice. The Life and Times of King John. Weidenfeld and Nicolson, 1972.