Stirpes, Volume 9, Number 4, December 1969, periodical, December 1969; (https://texashistory.unt.edu/ark:/67531/metapth29573/m1/1/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Stirpes, Volume 9, Number 4, December 1969, periodical, December 1969; (https://texashistory.unt.edu/ark:/67531/metapth29573/m1/1/: accessed April 28, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .