Knight, M. (1964). Morals without Religion. London: Dennis Dobson.
芝加哥风格引文Knight, Margaret. Morals Without Religion. London: Dennis Dobson, 1964.
MLA引文Knight, Margaret. Morals Without Religion. London: Dennis Dobson, 1964.
警告：这些引文格式不一定是100％准确.
APA引文