1. Aeschylus. (1969). The Eumenides. In D. Grene & R. Lattimore (Eds.), Aeschylus I: Oresteia: Agamemnon, The Libation Bearers, The Eumenides. Chicago: University of Chicago Press.
2. Associated Press. (2011). Egyptians protest, demand justice after Mubarak. New York Times, July 8, 2010, http://www.nytimes.com/aponline/2011/07/08/world/middleeast/AP-ML-Egypt.html?ref=middleeast .
3. Berman, M. (2011). Two kinds of retributivism. In R. A. Duff & S. P. Green (Eds.), Philosophical foundations of criminal law. Oxford: Oxford University Press.
4. Binder, G. (2002). Punishment theory: Moral or political? Buffalo Criminal Law Review, 5(321), 327–328.
5. Cahill, M. (2007). Retributive justice in the real world. Washington University Law Review, 85, 815.