APA (7th ed.) Citation

Kant, I., & Gregor, M. J. (1998). Groundwork of the metaphysics of morals. Cambridge University Press.

Chicago Style (17th ed.) Citation

Kant, Immanuel, and Mary J. Gregor. Groundwork of the Metaphysics of Morals. Cambridge, U.K. ; New York: Cambridge University Press, 1998.

MLA (8th ed.) Citation

Kant, Immanuel, and Mary J. Gregor. Groundwork of the Metaphysics of Morals. Cambridge University Press, 1998.