Tolkien, J. R. R. (1981). The Hobbit or there and back again (4a. ed.). Unwin Paperbacks.
Lua i Stíl Chicago (17ú heag.)Tolkien, J. R. R. The Hobbit or There and Back Again. 4a. ed. Londres: Unwin Paperbacks, 1981.
Lua MLA (9ú heag.)Tolkien, J. R. R. The Hobbit or There and Back Again. 4a. ed. Unwin Paperbacks, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.