Sowell, T. (2004). Affirmative action around the world: An empirical study. Yale University Press.
芝加哥风格引文Sowell, Thomas. Affirmative Action Around the World: An Empirical Study. New Haven: Yale University Press, 2004.
MLA引文Sowell, Thomas. Affirmative Action Around the World: An Empirical Study. Yale University Press, 2004.
警告：这些引文格式不一定是100％准确.