Center Training, HD-07066-03, Girardeau, Fred, Mental Retardation and Other Developmental Disabilities, Submitted Jan 27, 1978, Box: 11, Folder: 41. 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/452509 Accessed May 15, 2025.