[Catalog of Emeritus College: Spring 2015], text, 2015~; (https://texashistory.unt.edu/ark:/67531/metadc1827603/m1/1/: accessed June 19, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .
[Catalog of Emeritus College: Spring 2015], text, 2015~; (https://texashistory.unt.edu/ark:/67531/metadc1827603/m1/1/: accessed June 19, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu; .