Hart, H. (2012). The Concept of Law. Oxford Press.
Lua i Stíl Chicago (17ú heag.)Hart, H.L.A. The Concept of Law. New Delhi: Oxford Press, 2012.
Lua MLA (9ú heag.)Hart, H.L.A. The Concept of Law. Oxford Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.