Clark , E. C. (1980). Practical Jurisprudence: A Comment On Austin. University Press.
Chicago-čujuhus (17. p.)Clark , E. C. Practical Jurisprudence: A Comment On Austin. Cambridge: University Press, 1980.
MLA-čujuhus (9. p.)Clark , E. C. Practical Jurisprudence: A Comment On Austin. University Press, 1980.
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