Kramer, M. H. (2003). In defense of legal positivism: Law without trimmings. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Kramer, Matthew H. In Defense of Legal Positivism: Law Without Trimmings. Oxford ; New York: Oxford University Press, 2003.
Lua MLA (8ú heag.)Kramer, Matthew H. In Defense of Legal Positivism: Law Without Trimmings. Oxford University Press, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.