Chapter 17: What is the Preference Checklist, and How is it Used?, H.R. Turnbull, A. Turnbull, Bronicki, Summers and Roeder-Gordon in Disability and the Family: A Guide to Decision for Adulthood, Box: 9, Folder: 24. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/305171 Accessed June 12, 2025.