Sharma, A R., <br/><br/>
Educational technology. 
By A R Sharma. 
 - 1st. 
 - Agra:  Binod pustak. 
 - 311 p.:  23 cm. 
<br/><br/><label>ISBN: </label>81-7457-052-7 
<br/><br/><label>Subjects--Index Terms: </label>Education Educational technology