Rujukan Balada_sentimental

  1. ↑ J. M. Curtis, Rock Eras: Interpretations of Music and Society, 1954-1984 (Popular Press, 1987), p. 236.
  2. ↑ Bronson, B., H. (1969). The Ballad as Song. Los Angeles: University of California Press
  3. ↑ Ord, J. (1990). Bothy Songs and Ballads. Edinburgh: John Donald.
  4. ↑ "Pop Music - What Is Pop Music - A Definition and Brief History". Top40.about.com. September 7, 2012. Dicapai pada October 3, 2012.
  5. ↑ P. Buckley, The Rough Guide to Rock (Rough Guides, 3rd edn., 2003), p. 378.
  6. ↑ Witmer. See also Middleton (I,4,i).