[Biographical dates of Manuel Urbina], text, April 22, 1947; (https://texashistory.unt.edu/ark:/67531/metapth221997/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Biographical dates of Manuel Urbina], text, April 22, 1947; (https://texashistory.unt.edu/ark:/67531/metapth221997/m1/1/: accessed April 26, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .