Kamps, Debra, Ecobehavioral Approach, KU# 4123, February 12, 1993, Box: 45, 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/454166 Accessed June 26, 2024.