Rachels, J. (1993). The elements of moral philosophy (2nd ed.). New York: McGraw-Hill.
シカゴスタイル引用形Rachels, James. The Elements of Moral Philosophy. 2nd ed. New York: McGraw-Hill, 1993.
MLA引用形式Rachels, James. The Elements of Moral Philosophy. 2nd ed. New York: McGraw-Hill, 1993.
警告: この引用は必ずしも正確ではありません.