Sampath, K., 1916- <br/><br/>
Introduction to educational technology 

 - 5th rev. ed. 
 - New Delhi  Sterling  2007 
 - 348 p 
<br/><br/><label>ISBN: </label>8120731395 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>LC Class. No.: </label>LB 1028.3 .S27/