Mitton, Roger. <br/><br/>
Practical research in distance teaching :  a handbook for developing countries / 
Roger mitton. 
 - England :  International Extension College,  1982. 
 - iv, 323 p. 
<br/><br/><label>ISBN: </label>0903632241 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Distance education--Developing countries.