Perry, J., & Bratman, M. (1986). Introduction to philosophy: Classical and contemporary readings. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Perry, John, agus Michael Bratman. Introduction to Philosophy: Classical and Contemporary Readings. New York: Oxford University Press, 1986.
Lua MLA (9ú heag.)Perry, John, agus Michael Bratman. Introduction to Philosophy: Classical and Contemporary Readings. Oxford University Press, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.