Rodriguez, Rene, editor. Rio Grande Herald (Rio Grande City, Tex.), Vol. 34, No. 33, Ed. 1 Thursday, June 3, 1976, Newspaper, June 3, 1976; digital images, (http://texashistory.unt.edu/ark:/67531/metapth194561/ : accessed July 11, 2014), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting Rio Grande City Public Library, Rio Grande City, Texas.