Hodgson Vivien E; Mann Sarah J. & Snell Robin S <br/><br/>
Beyond distance teaching towards open learning 

 - Open University Press, Usa  1987 
 - pp.ix,182 
<br/><br/><label>ISBN: </label>0-335-15603-7 
<br/><br/><label>Dewey Class. No.: </label>371.3 Hod