Singh Shankar Dayal <br/><br/>
Hindi: Rashtrabhasha, Rajbhasha, Janbhasha 

 - New Delhi, India  Kitabghar Prakashan  2011 
 - 186p. 
<br/><br/><label>ISBN: </label>978-93-80146-72-0 
<br/><br/><label>Source: </label>Textual