APA (7th ed.) Citation
Kant, I., & Gregor, M. (1996). The metaphysics of morals. Cambridge University Press.
Chicago Style (17th ed.) Citation
Kant, Immanuel, and Mary Gregor. The Metaphysics of Morals. New York: Cambridge University Press, 1996.
MLA (9th ed.) Citation
Kant, Immanuel, and Mary Gregor. The Metaphysics of Morals. Cambridge University Press, 1996.
Warning: These citations may not always be 100% accurate.