S.P. Singh;  <br/><br/>
Sankhyiki:Sidhant avam Vyavhar  Hindi 

 - New Delhi  S. Chand & Co.  2017 
 - V.Pg 
<br/><br/><label>ISBN: </label>9788121900379 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>560 S61S