Glickman, Carl D. Supervision of instruction a developmental approach/ Carl D. Glickman, Stephen P. Gordon, Jovita M. - 3rd ed. - Boston Allyn and Bacon 1995 - 471 p. : ill. ; 24 cm. ISBN: 0205163890 RM137.28 LCCN: 94-22142 Subjects--Topical Terms: School supervision