Glatthorn, Allan A. <br/><br/>
Differentiated supervision 
Allan A. Glatthorn. 
 - Alexandria, Va.  Association for Supervision and Curriculum Development  c1984. 
 - vii, 100 p.  23 cm. 
<br/><br/> 920616 
<br/><br/>Bibliography: p. 97-100. 
<br/><br/><label>ISBN: </label>0871201240 (pbk.)  8.50 
<br/><br/><label>LCCN: </label>83073347  
<br/><br/><label>Subjects--Topical Terms: </label><br/>School supervision--United States.
<br/><br/><label>LC Class. No.: </label>LB2819  / .G57 1984 
<br/><br/><label>Dewey Class. No.: </label>372.2/00973