Paton, G. W., & Derham, D. P. (1972). A textbook of jurisprudence (4th ed.). Clarendon Press.
Chicago Style aipamenaPaton, G. W., and David P. Derham. A Textbook of Jurisprudence. 4th ed. Oxford: Clarendon Press, 1972.
MLA aipamenaPaton, G. W., and David P. Derham. A Textbook of Jurisprudence. 4th ed. Clarendon Press, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.