A Study of Four Solo Works for Tuba, thesis, August 1967; (https://digital.library.unt.edu/ark:/67531/metadc663143/m1/1/: accessed July 17, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
A Study of Four Solo Works for Tuba, thesis, August 1967; (https://digital.library.unt.edu/ark:/67531/metadc663143/m1/1/: accessed July 17, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .