APA
Penner James, Schiff David, . (2002). Introduction to jurisprudence and legal theory : Commentary and materials. London: Butterworths.
Chicago
Penner James, Schiff David, . 2002. Introduction to jurisprudence and legal theory : Commentary and materials. London: Butterworths.
Harvard
Penner James, Schiff David, . (2002). Introduction to jurisprudence and legal theory : Commentary and materials. London: Butterworths.
MLA
Penner James, Schiff David, . Introduction to jurisprudence and legal theory : Commentary and materials. London: Butterworths. 2002.