Aggarwal, J.C. <br/><br/>
Essentials of Educational Technology:  innovations in teaching-learning. 

 - 3rd ed. 
 - New Delhi:  Vikas Publishing House,  2014. 
 - xvi,517p. :  ill. 
<br/><br/><label>ISBN: </label>9789325976153 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology.
<br/><br/><label>LC Class. No.: </label>LB 1028.3 .A34 2014