El Campo Leader-News (El Campo, Tex.), Vol. 97, No. 21, Ed. 1 Wednesday, June 3, 1981, newspaper, June 3, 1981; (https://texashistory.unt.edu/ark:/67531/metapth987185/m1/6/: accessed July 17, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .