Sampath, K., <br/><br/>
Introduction to educational technology 
by K, Sampath 
 - 3rd. 
 - New Delhi:  Sterling Publishers pvt. ltd.,994. 
 - 348p:  23cm. 
<br/><br/><label>ISBN: </label>81-207-0376-6 
<br/><br/><label>Subjects--Index Terms: </label>Introduction to educational technology Education 
<br/><br/><label>Dewey Class. No.: </label>371.33