Wilfred J. Perera <br/><br/>
Changing School From Within: A Maanagement Intervention 

 -  International Institute For Educational Planning  1997 
 - 76 P.25 CM. 
<br/><br/> TREND IN SCHOOL SUPERVISION. 
<br/><br/><label>Dewey Class. No.: </label>371.1 PER 1997 C.6