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1 2 Leigh, Danny (2011年5月6日). “Brad Dourif: best supporting creep who shines in the shadows”. The Guardian. https://www.theguardian.com/film/filmblog/2011/may/06/brad-dourif-best-supporting-creep
↑ Gilbey, Ryan (2002年12月20日). “Brad Dourif: How weird is Brad”. The Independent. https://www.independent.co.uk/arts-entertainment/films/features/brad-dourif-how-weird-is-brad-136824.html
↑ “An Hour with Brad Dourif” (2008年1月3日). 2008年1月3日時点のオリジナルよりアーカイブ。2005年12月10日閲覧。
↑ The Lord of the Rings: The Return of the King: Extended Edition. 2012.
↑ Bosworth. “gríma”. An Anglo-Saxon Dictionary (Online). Charles University. 2022年3月14日閲覧。
↑ Clark Hall, J. R. (2002) [1894]. A Concise Anglo-Saxon Dictionary (4th ed.). University of Toronto Press. p. 427
↑ Parker (2017年12月1日). “Sycophancy in Middle Earth”. Psychology Today. 2022年3月14日閲覧。
1 2 Hammond, Wayne G.; Scull, Christina (2005). The Lord of the Rings: A Reader's Companion. HarperCollins. p. 405. ISBN 978-0-00-720907-1
↑ Thompson, Ricky L. (1994). “Tolkien's Word-Hord Onlēac”. Mythlore (Article 4) 20 (1). https://dc.swosu.edu/mythlore/vol20/iss1/4.
↑ Allard, Joe; North, Richard (2011). Beowulf and Other Stories (2nd ed.). Routledge. pp. 45–47. ISBN 978-1408286036
↑ Clark, George (2000). J.R.R. Tolkien and His Literary Resonances: Views of Middle-earth.