^Rainey, Buck (2005). Serial Film Stars: A Biographical Dictionary, 1912-1956. McFarland. p. 286. ISBN0-7864-2010-3.
^Bradley, Edwin M. (2004). The First Hollywood Musicals: A Critical Filmography of 171 Features, 1927 Through 1932. McFarland. p. 57. ISBN0-7864-2029-4.
^Liebman, Roy (2000). The Wampas Baby Stars: A Biographical Dictionary, 1922-1934. McFarland. p. 85. ISBN0-7864-0756-5.
^Schaefer, Eric (1999). "Bold! Daring! Shocking! True!": A History of Exploitation Films, 1919-1959. Duke University Press. p. 374. ISBN0-8223-2374-5.