Hart, H. L. A. (2012). The concept of law (Third edition.). Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Hart, H. L. A. The Concept of Law. Third edition. Oxford: Oxford University Press, 2012.
Lua MLA (8ú heag.)Hart, H. L. A. The Concept of Law. Third edition. Oxford University Press, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.