St. Thomas Aquinas ; translated by Gerald B. Phelan ; revised with introduction and notes, I. Th. EschmannPontifical Institute of Mediaeval Studies1982
St. Thomas Aquinas ; done into English by Gerald B. Phelan (under the title On the governance of rulers) ; rev. with introd. and notes by I. Th. EschmannHyperion Press1979
St. Thomas Aquinas ; done into English by Gerald B. Phelan ; revised with introduction and notes, I. Th. EschmannPontifical Institute of Mediaeval Studiesc1949