Herr, Edwin L. Vocational guidance and career development in the schools : toward a systems approach / [by] Edwin L. Herr [and] Stanley H. Cramer. - x, 356 pages : 25 cm. Includes bibliographies. ISBN: 039512638X LCCN: 72171425 Subjects--Topical Terms: Educational counseling.Vocational guidance.Education LC Class. No.: LB1027.5 / .H45 Dewey Class. No.: 371.4/25