See Josepha Sherman & T.K.F. Weisskopf, Greasy Grimy Gopher Guts: The Subversive Folklore of Childhood (August House, 1995), pp. 103-125; Mary and Herbert Knapp, One Potato, Two Potato: The Folklore of American Children (Norton, 1976), pp. 173-179; and Simon J. Bronner, American Children's Folklore (August House, 1988), pp. 97-110.