De Koster, K. (2000). Readings on J.R.R. Tolkien. Greenhaven Press.
Lua i Stíl Chicago (17ú heag.)De Koster, Katie. Readings on J.R.R. Tolkien. San Diego, Calif.: Greenhaven Press, 2000.
Lua MLA (8ú heag.)De Koster, Katie. Readings on J.R.R. Tolkien. Greenhaven Press, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.