Blum, Milton L., 1912- Industrial psychology : its theoretical and social foundations / Milton L. Blum and James C. Naylor. - Rev. ed. - Delhi : CBS Publishing, 1984. - xiii, 631 p. : ill. ; 22 cm. Includes bibliographical references (p.605-607) and index. Subjects--Topical Terms: Psychology, Industrial. Dewey Class. No.: 158.7