Cormack, M. (2006). Plato's stepping stones: Degrees of moral virtue. Continuum.
芝加哥风格引文Cormack, Michael. Plato's Stepping Stones: Degrees of Moral Virtue. London ; New York: Continuum, 2006.
MLA引文Cormack, Michael. Plato's Stepping Stones: Degrees of Moral Virtue. Continuum, 2006.
警告：这些引文格式不一定是100％准确.