Dr. Hy Witkin - "Origins of cognitive style" and "Panel discussion" Martin Scheerer Memorial Meeting, May, 1962 (I and II), Box: 6, tape: 18. Personal papers of M. Erik Wright, PP 403. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/574 Accessed April 20, 2024.