Thomas, v. A., & Sigmund, P. E. (1988). St. Thomas Aquinas on Politics and Ethics: A new translation, backgrounds, interpretations. Norton.
芝加哥风格引文Thomas, von Aquin, 与 Paul E. Sigmund. St. Thomas Aquinas on Politics and Ethics: A New Translation, Backgrounds, Interpretations. New York [u.a.]: Norton, 1988.
MLA引文Thomas, von Aquin, 与 Paul E. Sigmund. St. Thomas Aquinas on Politics and Ethics: A New Translation, Backgrounds, Interpretations. Norton, 1988.
警告：这些引文格式不一定是100％准确.