Harper, Stephen (Summer 2004). "'Pleyng with a Ʒerd': Folly and Madness in the Prologue and Tale of Beryn". Studies in Philology. 101 (3): 299–314. doi:10.1353/sip.2004.0013. S2CID162293922.
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Harper, Stephen (Summer 2004). "'Pleyng with a Ʒerd': Folly and Madness in the Prologue and Tale of Beryn". Studies in Philology. 101 (3): 299–314. doi:10.1353/sip.2004.0013. S2CID162293922.