Cox, L. C. F. (1994). Lincoln and Black freedom: A study in presidential leadership. University of South Carolina Press.
芝加哥风格引文Cox, LaWanda C. Fenlason. Lincoln and Black Freedom: A Study in Presidential Leadership. Columbia, S.C.: University of South Carolina Press, 1994.
MLA引文Cox, LaWanda C. Fenlason. Lincoln and Black Freedom: A Study in Presidential Leadership. University of South Carolina Press, 1994.
警告：这些引文格式不一定是100％准确.