APA (7th ed.) Citation

Torrell, J., & Royal, R. (2003). Saint Thomas Aquinas. The Catholic University of America Press.

Chicago Style (17th ed.) Citation

Torrell, Jean-Pierre, and Robert Royal. Saint Thomas Aquinas. Washington DC: The Catholic University of America Press, 2003.

MLA (8th ed.) Citation

Torrell, Jean-Pierre, and Robert Royal. Saint Thomas Aquinas. The Catholic University of America Press, 2003.

Warning: These citations may not always be 100% accurate.