Sergiovanni, Thomas J. <br/><br/>
Supervision :  a redefinition / 
Thomas J. Sergiovanni. 
 - 5th.ed. 
 - New York :  McGraw-Hill,  c,1993. 
 - xix,329 p. 
<br/><br/><label>ISBN: </label>007056339x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School management and organization--United States.<br/>School supervision--United States.
<br/><br/><label>LC Class. No.: </label>LB 2806.4  / .S47