Hall, R. Vance, Classroom Instructional Program with Autistic Children: Group Structures and Tutoring Models, December 7, 1981, Box: 38, Folder: 24. University of Kansas Schiefelbusch Institute for Life Span Studies records, RG 35. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/453932 Accessed May 12, 2025.