William Shakespeare (2013). “Making Sense of Measure for Measure! a Students Guide to Shakespeare's Play (Includes Study Guide, Biography, and Modern Retelli”, p.221, BookCaps Study Guides
William Shakespeare (1816). “The Works of William Shakspeare...: Collated Verbatim with the Most Authentic Copies, and Revised, with the Corrections and Illustrations of Various Commentators”, p.193
William Shakespeare, Samuel Johnson, George Steevens (1813). “The Plays of William Shakespeare: In Twenty-one Volumes, with the Corrections and Illustrations of Various Commentators, to which are Added Notes”, p.371