Rogers-Warren, A., Steve Warren, and Richard Schiefelbusch, Teaching Language for Successful Transition to the Public Schools: A Socio-Ecological Approach, October 30, 1978, Box: 69, Folder: 21. 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/455653 Accessed May 13, 2025.