^Gibson,Jon M.; and McDonnell, Chris. "Brownsville". Unfiltered: The Complete Ralph Bakshi (The Force Behind Fritz the Cat, Mighty Mouse, Cool World, and The Lord of the Rings), (Universe, 2008), pp. 28–9.
^"United States Social Security Death Index," index, FamilySearch (https://familysearch.org/pal:/MM9.1.1/VML4-7M9 : accessed 21 Feb 2013), Eugene Byrnes, July 1974; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing). نسخة محفوظة 2016-03-04 على موقع واي باك مشين.