1. Allhoff, Fritz. 2012. Terrorism, Ticking Time-Bombs, and Torture. Chicago: University of Chicago Press.
2. Aristotle. 2001. Ethica Nicomachea. Trans. W.D. Ross. In The Basic Works of Aristotle, ed. Richard McKeon. New York: The Modern Library.
3. Baxley, Anne Margaret. 2015. Kant’s Theory of Virtue: The Value of Autocracy. Cambridge: Cambridge University Press.
4. Brentano, Franz. 1973. The Foundation and Construction of Ethics. Trans. Elizabeth Schneewind. New York: Humanities Press.
5. Crisp, Roger, and Michael Slote. 1997. Virtue Ethics. Oxford: Oxford University Press.