Gilbert, Thomas F. Human competence : engineering worthy performance / Thomas F. Gilbert. - Tribute ed. - Washington, D.C. : Amherst, Mass. : International Society for Performance Improvement ; HRD Press, c1996. - 376 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0961669012 LCCN: 96075882 Subjects--Topical Terms: Performance.Motivation (Psychology)Learning, Psychology of.