Das, R.C.. <br/><br/>
Educational Technology :Basic Text /  

 - 1st Ed. /  
 - New Delhi-110029 :   Sterling Publishers Pvt. Ltd. ,   1972 
 - ix, 242p ;  
<br/><br/><label>ISBN: </label>81 207 15055 5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education <Teaching Techniques>
<br/><br/><label>Dewey Class. No.: </label>T:3  / N8