Holmes, R. L. (1993). Basic moral philosophy. Wadsworth Pub. Co.
Chicago Style (17th ed.) CitationHolmes, Robert L. Basic Moral Philosophy. Belmont, Calif: Wadsworth Pub. Co, 1993.
MLA引文Holmes, Robert L. Basic Moral Philosophy. Wadsworth Pub. Co, 1993.
警告:這些引文格式不一定是100%准確.