Rao, V K. <br/><br/>
Educational technology / 
V K Rao. 
 - New Delhi:  A. P. H. Publishing Corporation,  2003 
 - 407 p. :  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational technology
<br/><br/><label>Universal Decimal Class. No.: </label>372.35