Franklin

MLA

Murphy, Jeffrie G, and Jules L Coleman. Philosophy of Law : an Introduction to Jurisprudence. Rev. ed. Boulder: Westview Press, 1990.

APA

Murphy, J. G, & Coleman, J. L. (1990). Philosophy of law : an introduction to jurisprudence. Rev. ed. Boulder: Westview Press.

Chicago

Murphy, Jeffrie G., and Jules L Coleman. Philosophy of Law: An Introduction to Jurisprudence. Rev. ed. Boulder: Westview Press, 1990.