Tolkien, J. R. R. (1987). J.R.R. Tolkien: The hobbit : drawings, watercolors, and manuscripts, June 11-September 30, 1987. Patrick & Beatrice Haggerty Museum of Art, Marquette University.
Lua i Stíl Chicago (17ú heag.)Tolkien, J. R. R. J.R.R. Tolkien: The Hobbit : Drawings, Watercolors, and Manuscripts, June 11-September 30, 1987. Milwaukee, Wis.: Patrick & Beatrice Haggerty Museum of Art, Marquette University, 1987.
Lua MLA (8ú heag.)Tolkien, J. R. R. J.R.R. Tolkien: The Hobbit : Drawings, Watercolors, and Manuscripts, June 11-September 30, 1987. Patrick & Beatrice Haggerty Museum of Art, Marquette University, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.