Cita APA (7th ed.)
Mackie, J. L. (1980). Hume's moral theory. Routledge & K. Paul.
Cita Chicago (17th ed.)
Mackie, J. L. Hume's Moral Theory. London ; Boston: Routledge & K. Paul, 1980.
Cita MLA (9th ed.)
Mackie, J. L. Hume's Moral Theory. Routledge & K. Paul, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.