Re-capturing the Revolution in Mental Retardation, A. Turnbull and H.R. Turnbull, SPOL [Special Olympics] Presentation, May 1999

Re-capturing the Revolution in Mental Retardation, A. Turnbull and H.R. Turnbull, SPOL [Special Olympics] Presentation, May 1999, Box: 12, Folder: 26. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/305259 Accessed December 24, 2025.