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A Gateway to Sindarin: A Grammar of an Elvish Language from J.R.R. Tolkien's Lord of the Rings
(9780874809121 / 9780874809121)
Languages of Tolkien's Middle-earth
(9780395291306)
Splintered Light: Logos and Language in Tolkien's World
(9780873387446 / notes, bibliography, index) | "The Silmarillion"
Klingon for the Galactic Traveler
(9780671009953)