APA (7th ed.) Citation

Potter, D. S. (2015). Theodora: Actress, empress, saint. Oxford University Press.

Chicago Style (17th ed.) Citation

Potter, D. S. Theodora: Actress, Empress, Saint. New York, NY: Oxford University Press, 2015.

MLA (8th ed.) Citation

Potter, D. S. Theodora: Actress, Empress, Saint. Oxford University Press, 2015.