DiPaola, Michael F.,  1947- <br/><br/>
Principals improving instruction :  supervision, evaluation, and professional development / 
Michael F. DiPaola, Wayne K. Hoy. 
 - Boston :  Pearson/Allyn and Bacon,  c2008. 
 - viii, 312 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 291-308) and index. 
<br/><br/><label>ISBN: </label>9780205491025 (pbk.) 0205491022 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School supervision--United States.<br/>School principals--United States.
<br/><br/><label>Dewey Class. No.: </label>371.2012  / DIP