J. C. Aggarwal <br/><br/>
Essentials of educational technology  
Aggarwal, J. C. 
 - 3rd ed. 
 - Chennai  Vikas Publishing House  2022 
 - xvi, 517 p. 
<br/><br/><label>ISBN: </label>9789325976153  Rs.450/- 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>371.33505  / AGG