Bhatnagar S Ed. <br/><br/>
Education and communication technology : Perspective, planning and implementation 

 - New Delhi, India   Ess Ess Publications   1988 
 - xxxi,298p 
<br/><br/><label>ISBN: </label>81-7000-042-4 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching Technique