Sampath, K. <br/><br/>
Introduction to educational technology / 
K. Sampath, A Pannirselvam and S. Santhanam 
 - New Delhi :  Sterling Publishers,  c1981 
 - viii, 292 p. :  ill., photos ;  22 cm. 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label> Rs. 75.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Active learning<br/>Instructional systems
<br/><br/><label>Dewey Class. No.: </label>371.3