Wayne Koestenbaum The anatomy of Harpo Marx Berkeley, 2012 |
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Glenn Mitchell The Marx Brothers Encyclopedia London, 1996 |
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Edwin M. Bradley The first Hollywood musicals, A critical filmography of 171 features, 1927 through 1932 Jefferson, N.C., 1996 pp. 78-81 |
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Jerry Vermilye The Films of the Twenties Secaucus, NJ, 1985 |
Larry Langman and David Ebner Hollywood's Image of the South, A Century of Southern Films Westport, Connecticut - London, 2001 |