Other occurrences of the song Yon Yonson

^ peter freese, kurt vonnegut s slaughterhouse-five, or, how storify atrocity , in harold bloom, ed., kurt vonnegut s slaughterhouse-five (infobase publishing, 2009), isbn 978-1438128740, pp. 23, 25-26. excerpts available @ google books.
^ kate mcloughlin, authoring war: literary representation of war iliad iraq (cambridge university press, 2011), isbn 978-1139497374, pp. 129ff. excerpts available @ google books.
^ lewis, sinclair (1947). dodsworth. modern library. p. 94. 
^ stefan wirz, carl sandburg discography (accessed 2014-11-27).
^ paul friedrich, polytropy , in james w. fernandez, ed., beyond metaphor: theory of tropes in anthropology (stanford university press, 1991), isbn 978-0804718707, p. 28. excerpts available @ google books.