GUPTA, S.P. <br/><br/>
STATISTICAL METHODS 

 - DELHI  SULTAN CHAND & SON 
 - 1425p. 
<br/><br/> 1495 
<br/><br/><label>ISBN: </label> 490 
<br/><br/><label>Dewey Class. No.: </label>519.5 GUP S