(1983). Philosophical problems: Selected readings in ethics, religion, political philosophy, epistemology, and metaphysics (2. ed.). McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Philosophical Problems: Selected Readings in Ethics, Religion, Political Philosophy, Epistemology, and Metaphysics. 2. ed. New York: McGraw-Hill, 1983.
MLA-Zitierstil (9. Ausg.)Philosophical Problems: Selected Readings in Ethics, Religion, Political Philosophy, Epistemology, and Metaphysics. 2. ed. McGraw-Hill, 1983.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.