Lawshe, C. H. 1908-2000. Principles of personnel testing / C. H. Lawshe - 1st ed. - New York : McGraw-Hill Book Co., c1948. - xi, 227 p. : illus. ; 24 cm. - McGraw-Hill industrial organization and management series . Includes indexes. Subjects--Topical Terms: Ability--Testing.Personnel management. Dewey Class. No.: 658.3 / LAP 1948