Gupta, S.C.  <br/><br/>
Elementary Statistical Methods  English 

 - 18th 
 - New Delhi  Sultan Chand & Sons  2021 
 -  PB 
<br/><br/><label>ISBN: </label>9788180545962 
<br/><br/><label>Dewey Class. No.: </label>519.5 GUS E