Eckles, Robert W., 1927- Essentials of management for first-line supervision / [by] Robert W. Eckles, Ronald L. Carmichael, [and] Bernard R. Sarchet. - New York : Wiley, [1974] - xviii, 642 p. : illus. 23 cm. Includes bibliographies. ISBN: 0471230006 Subjects--Topical Terms: Supervision of employees.Industrial management. Dewey Class. No.: 658.302 / E19