Chapter 4: The Effects of Law Reform on the Mental Health of Retarded Citizens and Their Families, H.R. Turnbull in Mental Health and Mental Retardation: Bridging the Gap, 1983, Box: 1, Folder: 79. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/304832 Accessed June 15, 2025.