APA (7th ed.) Citation

Gillingham, J. (1989). Richard the Lionheart (2. ed.). Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

Gillingham, John. Richard the Lionheart. 2. ed. London: Weidenfeld and Nicolson, 1989.

MLA (9th ed.) Citation

Gillingham, John. Richard the Lionheart. 2. ed. Weidenfeld and Nicolson, 1989.