Hallmark Executive Development Program: schedule, suggested further reading, correspondence, 1988 - 1989

Hallmark Executive Development Program: schedule, suggested further reading, correspondence, 1988 - 1989, Box: 17, Folder: 50. Personal papers of Richard T. De George, PP 531. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/315672 Accessed March 09, 2026.