1. Ansell-Pearson, K. (1994). An Introduction to Nietzsche as Political Thinker: The Perfect Nihilist. Cambridge University Press.
2. Augustine. (1956a). City of God [De civitate Dei]. Translated by Marcus Dods, in The Nicene and Post-Nicene Fathers. Edited by Philip Schaff. First Series. Vol. II. Grand Rapids: Eerdmans Publishing Company.
3. Augustine. (1956b). On Christian Doctrine [De doctrina christiana]. Translated by J. F. Shaw, in The Nicene and Post-Nicene Fathers. Edited by Philip Schaff. First Series. Vol. II. Grand Rapids: Eerdmans Publishing Company.
4. Augustine. (1964). On Free Choice of the Will [De libero arbitrio libri III]. Translated by Anna S. Benjamin and L. H. Hackstaff. New York: Macmillan Publishing Company.
5. Augustine. (2023 /1886). City of God. Philip Schaff Compiler H.L. Mencken Commentator 621 Wm. B. Eerdmans Publishing Company: Edinburgh. [Available online at, https://web.archive.org/web/20130725190746/http://etext.lib.virginia.edu/etcbin/toccernew2?id=AugCity.xml&images=images%2Fmodeng&data=%2Ftexts%2Fenglish%2Fmoden g%2Fparsed&tag=public&part=all].