[News Script: Harvard prof], item, April 1, 1964; (https://texashistory.unt.edu/ark:/67531/metadc954830/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[News Script: Harvard prof], item, April 1, 1964; (https://texashistory.unt.edu/ark:/67531/metadc954830/m1/1/: accessed April 23, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .