William Shakespeare (2006). “The Poems: Venus and Adonis, The Rape of Lucrece, The Phoenix and the Turtle, The Passionate Pilgrim, A Lover's Complaint”, p.100, Cambridge University Press
Robert Greene (1588). “Perimedes the Black-smith: A Golden Methode, how to Use the Mind in Pleasant and Profitable Exercise ... : Heerein are Interlaced Three Merrie and Necessarie Discourses Fit for Our Time...”, p.61