NTSU Notes, February 1980, periodical, February 1980; (https://digital.library.unt.edu/ark:/67531/metadc181741/m1/4/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
NTSU Notes, February 1980, periodical, February 1980; (https://digital.library.unt.edu/ark:/67531/metadc181741/m1/4/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .