Singhal,O.P <br/><br/>
Prayojan Moolak Vyavaharik Hindi / 
Singhal,O.P. 
 - New Delhi:  Jajgat Ram Prakashan,  2007. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>8188125210 
<br/><br/><label>Dewey Class. No.: </label>491.49 SIN