Kant, Immanuel. "Frontmatter". Groundwork for the Metaphysics of Morals, edited by Allen W. Wood, New Haven: Yale University Press, 2008, pp. i-iv. https://doi.org/10.12987/9780300128154-fm
Kant, I. (2008). Frontmatter. In A. Wood (Ed.), Groundwork for the Metaphysics of Morals (pp. i-iv). New Haven: Yale University Press. https://doi.org/10.12987/9780300128154-fm
Kant, I. 2008. Frontmatter. In: Wood, A. ed. Groundwork for the Metaphysics of Morals. New Haven: Yale University Press, pp. i-iv. https://doi.org/10.12987/9780300128154-fm
Kant, Immanuel. "Frontmatter" In Groundwork for the Metaphysics of Morals edited by Allen W. Wood, i-iv. New Haven: Yale University Press, 2008. https://doi.org/10.12987/9780300128154-fm
Kant I. Frontmatter. In: Wood A (ed.) Groundwork for the Metaphysics of Morals. New Haven: Yale University Press; 2008. p.i-iv. https://doi.org/10.12987/9780300128154-fm