Risley, Todd, The Development of Culturally Deprived Children, HD 03144-10, August 2, 1976, Box: 69, Folder: 2. 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/455634 Accessed July 16, 2025.