Glickman, Carl D. 1948- SuperVision and instructional leadership : a developmental approach/ Glickman, Carl D. Gordon, Stephen P., 1948- Ross-Gordon, Jovita M. - International ed., 8th edition - description xvii, 510 pages. illustrations; 24cm Includes index. ISBN: 9780205679393 0205679390 Subjects--Topical Terms: leadership Dewey Class. No.: 371.203 GLI 2010