Sampath, K <br/><br/>
Introduction to educational technology  / 
Sampath, K. 
 - New Delhi:  Sterling Publishers,  2007. 
 - 348p;24cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>978 81 207 3139 
<br/><br/><label>Dewey Class. No.: </label>371.33 SAM