William Shakespeare (2013). “Making Sense of Measure for Measure! a Students Guide to Shakespeare's Play (Includes Study Guide, Biography, and Modern Retelli”, p.113, BookCaps Study Guides
"A Sand County Almanac: And Sketches Here and There". Book by Aldo Leopold. Chapter "Arizona and New Mexico: Thinking Like a Mountain", p. 130-132, 1949.
William Shakespeare (1852). “The Dramatic Works of William Shakespeare: From the text of Johnson, Steevens, and Reed: With the preface of Dr. Johnson, and a copious glossary. Complete in 1 volume”, p.118