Cita APA (7a ed.)

Paul, E. F., Miller, F. D., & Paul, J. (2001). Moral knowledge. Cambridge University Press.

Cita Chicago Style (17a ed.)

Paul, Ellen Frankel, Fred Dycus Miller, y Jeffrey Paul. Moral Knowledge. Cambridge, England ; New York: Cambridge University Press, 2001.

Cita MLA (9a ed.)

Paul, Ellen Frankel, et al. Moral Knowledge. Cambridge University Press, 2001.