Intercom, Volume 12, Number 10, April 1979, periodical, April 1979; (https://digital.library.unt.edu/ark:/67531/metadc1764391/m1/1/: accessed June 1, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
Intercom, Volume 12, Number 10, April 1979, periodical, April 1979; (https://digital.library.unt.edu/ark:/67531/metadc1764391/m1/1/: accessed June 1, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .