Referensi
Aristotle. (2014). Nicomachean ethics (C. D. C. Reeve, Trans.). Hackett Publishing Company.
Foot, P. (2001). Natural goodness. Oxford University Press.
Hursthouse, R., & Pettigrove, G. (2016). Virtue ethics. Dalam E. N. Zalta (Ed.), The Stanford Encyclopedia of Philosophy (Edisi Musim Dingin 2016). Metaphysics Research Lab, Stanford University. https://plato.stanford.edu/archives/win2016/entries/ethics-virtue/
Kraut, R. (2018). Aristotle’s ethics. Dalam E. N. Zalta (Ed.), The Stanford Encyclopedia of Philosophy (Edisi Musim Panas 2018). Metaphysics Research Lab, Stanford University. https://plato.stanford.edu/archives/sum2018/entries/aristotle-ethics/
MacIntyre, A. (2007). After virtue: A study in moral theory (3rd ed.). University of Notre Dame Press.
Nussbaum, M. C. (1988). Non-relative virtues: An Aristotelian approach. Midwest Studies in Philosophy, 13, 32-53. https://doi.org/10.1111/j.1475-4975.1988.tb00111.x