Gupta, C.B. <br/><br/>
Vayavshik sangathan avam prabandh 

 - New Delhi  Mayur paperback  2009 
 - 18.6p. 
<br/><br/><label>ISBN: </label>81-7198-059-7 
<br/><br/><label>Dewey Class. No.: </label>658.1H  Gup.P7