APA (7th ed.) Citation

Thomas, A., & Sigmund, P. E. (1988). St. Thomas Aquinas on politics and ethics: A new translation, backgrounds, interpretations. Norton.

Chicago Style (17th ed.) Citation

Thomas, Aquinas, and Paul E. Sigmund. St. Thomas Aquinas on Politics and Ethics: A New Translation, Backgrounds, Interpretations. New York: Norton, 1988.

MLA (9th ed.) Citation

Thomas, Aquinas, and Paul E. Sigmund. St. Thomas Aquinas on Politics and Ethics: A New Translation, Backgrounds, Interpretations. Norton, 1988.