A validity study of an underachiever-overachiever scale from the MMPIhttps://www.upress.umn.edu/test-division/bibliography/1950-1959/1952/leadingham_validity_1952https://www.upress.umn.edu/logo.png
R.L. Leadingham
(1952)
A validity study of an underachiever-overachiever scale from the MMPI