Sampath, K., <br/><br/>
Introduction to educational technlogy 
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>Education Introduction to educational technlogy 
<br/><br/><label>Dewey Class. No.: </label>371.33