Siddiqui, Mujibul Hasan. <br/><br/>
Encyclopaedia of educational technology :  challenges of educational technology. 

 - New Delhi :  A P H Publishing Corporation,  2011. 
 - 358 p. :  22 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>8176485713 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia.
<br/><br/><label>Dewey Class. No.: </label>370 SID