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Thomas L. Ashton. "'The Thorn': Wordsworth's Insensitive Plant" in Huntington Library Quarterly, Vol. 35, No. 2 (February 1972): pp. 171-187.
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Juan Pellicer. "How Revolutionary Was Lyrical Ballads?" in Nordic Journal of English Studies, Vol. 3, No. 3 (January 2004): pp. 221-239.
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Michael Kirkham. "Innocence and Experience in Wordsworth's 'The Thorn'" in University of Calgary Press, Vol. 5, No. 1 (January 1974): pp.66-80.
- "William Wordsworth biography." Encyclopaedia Britannica. January 20, 2020. <https://www.britannica.com/biography/William-Wordsworth>.
- "History of William Wordsworth." BBC. January 20, 2020. <http://www.bbc.co.uk/history/historic_figures/wordsworth_william.shtml>.
- ""The Thorn" poem text." The Poetry Foundation. January 20, 2020. <https://www.poetryfoundation.org/poems/52996/the-thorn-56d231ea9f8d9>.
- Richard Eder. ""Coleridge Was Wordsworth's Albatross"." The New York Times. March 15, 2007. January 21, 2020. <https://www.nytimes.com/2007/03/15/books/15eder.html>.
- "William Wordsworth." The Poetry Foundation. January 21, 2020. <https://www.poetryfoundation.org/poets/william-wordsworth>.