Sher, G. (1987). Moral philosophy: Selected readings. Harcourt Brace Jovanovich.
芝加哥风格引文Sher, George. Moral Philosophy: Selected Readings. San Diego: Harcourt Brace Jovanovich, 1987.
MLA引文Sher, George. Moral Philosophy: Selected Readings. Harcourt Brace Jovanovich, 1987.
警告：这些引文格式不一定是100％准确.