ebrary, Inc, Ward, J. W., & Butler, R. (2008). The Richard Wright encyclopedia. Greenwood Press.
芝加哥风格引文ebrary, Inc, Jerry Washington Ward, 与 Robert Butler. The Richard Wright Encyclopedia. Westport, Conn.: Greenwood Press, 2008.
MLA引文ebrary, Inc, et al. The Richard Wright Encyclopedia. Greenwood Press, 2008.
警告：这些引文格式不一定是100％准确.