Sivarajan, K. <br/><br/>
Educatonal Technology/  Print. 
By K. Sivarajan.- 
 - New Delhi:  University Science Press,  c 2018. 
 - vii,453p.:  ill.;  24cm. 
<br/><br/><label>ISBN: </label>9789386202178 
<br/><br/><label>Source: </label>B-42330 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching--Aids and devices<br/>Audio-visual materials<br/>Educational technology<br/>Audio-visual education
<br/><br/><label>LC Class. No.: </label>LB1043.  / S58  2018