Singh, Gangasharan. <br/><br/>
Rastrabhasha Prachar ka Itihas /  

 - 1st ed /  
 - New Delhi :   Akhil Bharatiya Hindi Sanstha Sangh ,   1987 
 - viii, 322p ;  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hindi 
<br/><br/><label>Dewey Class. No.: </label>O152v  / M2;4