Gray, Norm (January 6, 1976), Dance Contest, Happy Days, Ron Howard, Henry Winkler, Marion Ross, retrieved June 1, 2023
jassdancer.blogspot.fi
See: Terry Monaghan, "George Snowden", The Dancing Times, July 2004. Jassdancer,blogspot.fi. Harri Heinilä, An Endeavor by Harlem Dancers to Achieve Equality – The Recognition of the Harlem-Based African-American Jazz Dance Between 1921 and 1943, pages 135–138
Harri Heinilä, An Endeavor by Harlem Dancers to Achieve Equality – The Recognition of the Harlem-Based African-American Jazz Dance Between 1921 and 1943, pages 135–138. Terry Monaghan, "George Snowden", The Dancing Times, July 2004. Jassdancer.blogspot.fi.