Fisher, A. Studies on copyright. Bobbs-Merrill.
Lua i Stíl Chicago (17ú heag.)Fisher, Arthur. Studies on Copyright. Indianapolis: Bobbs-Merrill.
Lua MLA (9ú heag.)Fisher, Arthur. Studies on Copyright. Bobbs-Merrill.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.