An Issue Hiding in Plain Sight: When are Speech Language Pathologists Special Educators Rather than Related Services Providers?, Giangreco, Prelock, and H.R. Turnbull, 2009, Box: 2, Folder: 33. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/304919 Accessed June 19, 2025.