Kaufmann, W. (1969). The origin of justice.
Lua i Stíl Chicago (17ú heag.)Kaufmann, Walter. The Origin of Justice. 1969.
Lua MLA (8ú heag.)Kaufmann, Walter. The Origin of Justice. 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.