1Aristotle. "Poetics" in The Norton Anthology of World Masterpieces. Vol. I. 4th Ed. London: W. W. Norton & Company, 1979.
2Plato, "The Republic" in Great Dilogues of Plato. Trans. W. H. D. Rouse and ed. Eric. Warmington and Philp G. Rouse. New York: New American Library, 1956.
3Walter Jackson Bate, ed., Criticism: The Major Texts . New York: Harcourt Brace Jovanovich, 1970.