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

 - 31st Rev ed. 
 - New Delhi  Sultan Chand & Sons   2002 
 - xxii, 1424p., ill., 23. 
<br/><br/><label>ISBN: </label>81-8054-026-x 
<br/><br/><label>Dewey Class. No.: </label>