1. Annan Kofi 2000. Secretary-General in address to ‘Women 2000’ Special Session says future of planet depends upon women Press Release 5 June https://www.un.org/press/en/2000/20000605.sgsm7430.doc.html
2. Appiah, Kwame Anthony 2010. The Honor Code: How Moral Revolutions Happen, New York: W.W. Norton & Company.
3. Aristotle 1980. Nicomachean Ethics, trans. David Ross, rev. J.L. Ackrill and J.O. Urmson, Oxford: Oxford University Press.
4. Chesterton, G.K. 1929 (2015). The Thing: Why I am a Catholic, Aeterna Press.
5. Uneasy Virtue