Cita APA (7a ed.)

Kant, I., & Gregor, M. (1996). The metaphysics of morals. Cambridge University Press.

Cita Chicago Style (17a ed.)

Kant, Immanuel, y Mary Gregor. The Metaphysics of Morals. New York: Cambridge University Press, 1996.

Cita MLA (9a ed.)

Kant, Immanuel, y Mary Gregor. The Metaphysics of Morals. Cambridge University Press, 1996.