Olson, K., Competency-Based Training for Supported Employment Specialists: Field Test and Certification, KU# 6022-1, KU# 17312, August 22, 1997, Box: 54, Folder: 23. 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/455213 Accessed June 02, 2024.