Fulton, Robert, T., Systematic Procedures for Speech and Audiology, 1 RO1 HD-05088 Final Report, September 30, 1974, Box: 31, Folder: 11. University of Kansas Schiefelbusch Institute for Life Span Studies records, RG 35. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/453717 Accessed June 26, 2024.