Upadyay Gyaprasad <br/><br/>
Dhwani-siddhant aur vyanjanavrtti    Vivechan. 
Upadyay Gyaprasad 
 - Agra  Sraswati Pustak           1970 
 - 280p.  cm. 
<br/><br/><label>Standard No.: </label>131180 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>P:1, 152L0