Hart, H. (2012). The Concept of Law. Oxford Press.
Chicago Style aipamenaHart, H.L.A. The Concept of Law. New Delhi: Oxford Press, 2012.
MLA aipamenaHart, H.L.A. The Concept of Law. Oxford Press, 2012.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.