Noad, C. E. (1977). The trees, the jewels and the rings: A discursive enquiry into things little known on middle-earth. Tolkien Society.
Lua i Stíl Chicago (17ú heag.)Noad, Charles E. The Trees, the Jewels and the Rings: A Discursive Enquiry into Things Little Known on Middle-earth. Harrow: Tolkien Society, 1977.
Lua MLA (8ú heag.)Noad, Charles E. The Trees, the Jewels and the Rings: A Discursive Enquiry into Things Little Known on Middle-earth. Tolkien Society, 1977.
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