Geoffrey Chaucer, Thomas Tyrwhitt (1861). “The Canterbury Tales of Chaucer: To which are Added an Essay on His Language and Versification, and an Introductory Discourse, Togeher with Notes and a Glossary”, p.117
Geoffrey Chaucer, Thomas Tyrwhitt (1843). “The Poetical Works of Geoffrey Chaucer: With an Essay on His Language and Versification, and an Introductory Discourse; Together with Notes and a Glossary”, p.332