Cowan , T. A. (1967). American Jurisprudence Reader. Oceana Pub.
Lua i Stíl Chicago (17ú heag.)Cowan , Thomas A. American Jurisprudence Reader. New York: Oceana Pub, 1967.
Lua MLA (9ú heag.)Cowan , Thomas A. American Jurisprudence Reader. Oceana Pub, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.