Appendix 3: Disability and The Family - Preference Checklist, H.R. Turnbull, A. Turnbull, Bronicki, Summers, and Roeder-Gordon in Grey Book, Decision-making book, Box: 9, Folder: 22. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/305169 Accessed June 18, 2025.