Kumar, K. L. <br/><br/>
Educational technology :  a practical textbook for students / 
K. L. Kumar 
 - 337p. :  ill. 
<br/><br/> Includes bibliography and references 
<br/><br/><label>ISBN: </label>9788122408331 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Educational technology<br/>Audio visual aids
<br/><br/><label>LC Class. No.: </label>LB 1028.3 KUM 2003