Nietzsche, Friedrich. The Birth of Tragedy. New York: Double Day Anchor, 1956. Print. Translated by Francis Golfing. First published 1872.
Lessing, Doris. On Cats. London: Harper Perennial, 2008. Print. First published 2002.
Camus, Albert. The Outsider. London: Penguin Modern Classics, 1982. Print. Translated by Joseph Laredo. First published 1942.
Carnegie, Dale. How to Win Friends & Influence People. New York: Pocket, 1982. Print. First Published 1936.