I. Edward Jernigan

Communication Abilities of Managers: The Relationship to Performance

Larry E. Penley, Elmore R. Alexander, L. Penley, 1991 .

The Effect of Individual Differences on Managerial Media Choice

Larry E. Penley, Elmore R. Alexander, L. Penley, 1991 .

The Relationship of Basic Decoding Skills to Managerial Effectiveness

Larry E. Penley, Elmore R. Alexander, I. Edward Jernigan, 1992 .