Burns, M. (2005). Perilous realms: Celtic and Norse in Tolkien's Middle-earth. University of Toronto Press.
Chicago Style (17. basım) AtıfBurns, Marjorie. Perilous Realms: Celtic and Norse in Tolkien's Middle-earth. Toronto ; Buffalo: University of Toronto Press, 2005.
MLA (8th ed.) AtıfBurns, Marjorie. Perilous Realms: Celtic and Norse in Tolkien's Middle-earth. University of Toronto Press, 2005.
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