Perry, J., & Bratman, M. (1986). Introduction to philosophy: Classical and contemporary readings. Oxford University Press.
Dyfyniad Arddull ChicagoPerry, John, and Michael Bratman. Introduction to Philosophy: Classical and Contemporary Readings. New York: Oxford University Press, 1986.
Dyfyniad MLAPerry, John, and Michael Bratman. Introduction to Philosophy: Classical and Contemporary Readings. Oxford University Press, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.