Audi, Robert, Ed., The Cambridge Dictionary of Philosophy. Cambridge, England: Cambridge University Press, 1997.

Halperin, David M. One Hundred Years of Homosexuality: And Other Essays on Greek Love. New York: Routledge, 1990.

Plato, The Symposium. Translated by Christopher Gill. Harmondsworth: Penguin Books, 1999.

Plato, Complete Works. Edited by John M. Cooper. Indianapolis, Indiana: Hackett Publishing Company, 1997.