APA (7th ed.) Zitazioa

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

Chicago Style (17th ed.) Zitazioa

Kant, Immanuel, eta Mary J. Gregor. Groundwork of the Metaphysics of Morals. London: Cambridge Univ., 1998.

MLA (9th ed.) Zitazioa

Kant, Immanuel, eta Mary J. Gregor. Groundwork of the Metaphysics of Morals. Cambridge Univ., 1998.