Legal Precedent and the Individual Case: How Much Can be Generalized From Court Findings?, H.R. Turnbull in Exceptional Education Quarterly, August 1981, Box: 14, Folder: 1. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/305288 Accessed June 20, 2025.