1. Alexander, Samuel. 1921. Spinoza and Time. London: G. Allen & Unwin, LTD.
2. Aristotle. 1941a. Physics. The Basic Works of Aristotle (pp. 218-394), R. McKeon ed. New York: Random House.
3. Aristotle. 1941b. Metaphysics. The Basic Works of Aristotle(pp. 689-926), Richard McKeon, ed. New York: Random House.
4. Bacon, Francis. 2002. The New Organon, L. Jardine & M. Silverthorne, eds. New York: Cambridge University Press.
5. Bergson, Henri. 1983. Creative Evolution, A. Mitchell, trans. Lanham, MD: University Press of America.