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Physical Proficiency as a Predictor of Leadership
Author(s): Krumboltz, John D.
Date of Publication: 1957-05
Report number: AFPTRC TN 57-60
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The Relation of Extracurricular Participation to Leadership Criteria
Author(s): Krumboltz, John D.
Date of Publication: 1957-06
Report number: AFPTRC TN 57-82
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Predictive Validities for First-Year Criteria at the Air Force Academy
Author(s): Krumboltz, John D., Christal, Raymond E.
Date of Publication: 1957-07
Report number: AFPTRC TN 57-95

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