Ripley, C. P. (1991). The Black abolitionist papers. University of North Carolina Press.
芝加哥风格引文Ripley, C. Peter. The Black Abolitionist Papers. Chapel Hill: University of North Carolina Press, 1991.
MLA引文Ripley, C. Peter. The Black Abolitionist Papers. University of North Carolina Press, 1991.
警告：这些引文格式不一定是100％准确.