Kant, Immanuel (1993) [1785]. Groundwork of the Metaphysics of Morals. Translated by Ellington, James W. (3rd ed.). Hackett. p. 30. ISBN0-87220-166-X.It is standard to also reference the Akademie Ausgabe of Kant's works. The Groundwork occurs in the fourth volume. Citations throughout this article follow the format 4:x. For example, the above citation is taken from 4:421.
Johnson, Robert; Cureton, Adam (2022), Zalta, Edward N.; Nodelman, Uri (eds.), "Kant's Moral Philosophy", The Stanford Encyclopedia of Philosophy (Fall 2022 ed.), Metaphysics Research Lab, Stanford University, retrieved 6 March 2024
Johnson, Robert; Cureton, Adam (2022), Zalta, Edward N.; Nodelman, Uri (eds.), "Kant's Moral Philosophy", The Stanford Encyclopedia of Philosophy (Fall 2022 ed.), Metaphysics Research Lab, Stanford University, retrieved 6 March 2024