Keegan, Desmond <br/><br/>
Foundations of distance education 

 - 2nd Ed 
 - London  Routledge  1990 
 - x,214  Pb  21.5 
<br/><br/><label>ISBN: </label>0-415-01052-7 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>374