Looking to the Future: Intellectual and Developmental Disabilities in the Genetics Era, Stowe, H.R. Turnbull, Schrandt, Rack in Journal of Developmental Disabilities, Volume 13, Number 2, 2007, Box: 2, Folder: 46. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/304932 Accessed June 15, 2025.