Smith, J. D. (2013). Lincoln and the U.S. Colored Troops. Southern Illinois University Press.
芝加哥风格引文Smith, John David. Lincoln and the U.S. Colored Troops. Carbondale: Southern Illinois University Press, 2013.
MLA引文Smith, John David. Lincoln and the U.S. Colored Troops. Southern Illinois University Press, 2013.
警告：这些引文格式不一定是100％准确.