Texas Tech Business, Summer 1990, periodical, Summer 1990; (https://texashistory.unt.edu/ark:/67531/metapth393252/m1/1/: accessed June 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
Texas Tech Business, Summer 1990, periodical, Summer 1990; (https://texashistory.unt.edu/ark:/67531/metapth393252/m1/1/: accessed June 4, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .