APA引文

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

芝加哥风格引文

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

MLA引文

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