Youngberg v. Romeo: An Essay, H.R. Turnbull in The Journal of The Association for the Severely Handicapped, Volume 7, Number 3, Fall 1982, Box: 1, Folder: 89. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/304842 Accessed June 23, 2025.