Trejo, Raul, editor. Rio Grande Herald (Rio Grande City, Tex.), Vol. 21, No. 13, Ed. 1 Thursday, March 30, 1972, Newspaper, March 30, 1972; (http://texashistory.unt.edu/ark:/67531/metapth194348/ : accessed December 26, 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.
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