Porter, L. R. (2005). Unsung heroes of the Lord of the rings: From the page to the screen. Praeger Publishers.
Lua i Stíl Chicago (17ú heag.)Porter, Lynnette R. Unsung Heroes of the Lord of the Rings: From the Page to the Screen. Westport, Conn: Praeger Publishers, 2005.
Lua MLA (9ú heag.)Porter, Lynnette R. Unsung Heroes of the Lord of the Rings: From the Page to the Screen. Praeger Publishers, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.