LaRoche, C. J. (2014). Free Black communities and the Underground Railroad: The geography of resistance. University of Illinois Press.
芝加哥风格引文LaRoche, Cheryl Janifer. Free Black Communities and the Underground Railroad: The Geography of Resistance. Urbana, [Illinois]: University of Illinois Press, 2014.
MLA引文LaRoche, Cheryl Janifer. Free Black Communities and the Underground Railroad: The Geography of Resistance. University of Illinois Press, 2014.
警告：这些引文格式不一定是100％准确.