Morrish, Ivor <br/><br/>
Aspects of educational change / 
Ivor Morrish 
 - London :  George Allen & Unwin,  1976 
 - 178 p. :  ill. ;  23 cm. 
<br/><br/>p. 166-171 
<br/><br/><label>ISBN: </label>0043700691 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational innovations<br/>Educational planning