Crank, J. A. (2012). Understanding Sam Shepard. University of South Carolina Press.
芝加哥风格引文Crank, James A. Understanding Sam Shepard. Columbia: University of South Carolina Press, 2012.
MLA引文Crank, James A. Understanding Sam Shepard. University of South Carolina Press, 2012.
警告：这些引文格式不一定是100％准确.