Harris N D C <br/><br/>
Preparing educational materials 

 - London, UK  Croom Helm Ltd  1979 
 - 153p. 
 - New patterns of learning .
<br/><br/><label>ISBN: </label>0-85664-932-5 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching Techniqe