WILLHITE, G. L.; BELL, J. R. J.R.R. Tolkien’s Moral Imagination. Mallorn: The Journal of the Tolkien Society, [S. l.], n. 40, p. 7–12, 2002. Disponível em: https://journals.tolkiensociety.org/mallorn/article/view/136. Acesso em: 26 apr. 2024.