An Analysis of Self-Determination Within a Culturally Responsive Family Systems Perspective: Balancing the Family Mobile, A. Turnbull and H.R. Turnbull, Box: 15, Folder: 13. Personal papers of Rud Turnbull, PP 511. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/305377 Accessed June 15, 2025.