Kowitz, Gerald T. Operating guidance services for the modern school Gerald T. Kowitz and Norma Giess Kowitz. - New York Holt, Rinehart and Winston [1968] - x, 276 p. illus. 24 cm. Includes bibliographies. LCCN: 68012014 Subjects--Topical Terms: Personnel service in education LC Class. No.: LB1027.5 / .K69 Dewey Class. No.: 371.4