Clark , E. C. (1980). Practical Jurisprudence: A Comment On Austin. University Press.
芝加哥风格引文Clark , E. C. Practical Jurisprudence: A Comment On Austin. Cambridge: University Press, 1980.
MLA引文Clark , E. C. Practical Jurisprudence: A Comment On Austin. University Press, 1980.
警告：这些引文格式不一定是100％准确.