Gupta, S.P. and Gupta, Archana <br/><br/>
Statistical Methods 

 - New Delhi  Sultan Chand and Sons  2002 
 - 1.1-14.26p,i-xixp,p. 
<br/><br/><label>ISBN: </label>81-7014-409-4 
<br/><br/><label>Dewey Class. No.: </label>519.5   Gup.P2