Texas Monthly Securities Bulletin, June 1977, periodical, July 1977; (https://texashistory.unt.edu/ark:/67531/metapth1588557/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
Texas Monthly Securities Bulletin, June 1977, periodical, July 1977; (https://texashistory.unt.edu/ark:/67531/metapth1588557/m1/1/: accessed July 8, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .