Metaphysics as a Guide to Morals.
[New York:]: Allen Lane, The Penguin Press, [1992]. First U.S. ed. Fine in fine d.j. Clothbacked boards. Octavo.
[New York:]: Allen Lane, The Penguin Press, [1992]. First U.S. ed. Fine in fine d.j. Clothbacked boards. Octavo.
New York: Viking Press, [1981]. First American edition. Inscribed by the author. Edges lightly foxed. Otherwise fine in fine d.j. Clothbacked boards. Octavo.