Das N.G. <br/><br/>
Statistical Methods 
/ by N.G.Das 
 - New delhi:  Tata McGraw Hill,  2008. 
 - x,449p. 
<br/><br/><label>ISBN: </label>0070263507 
<br/><br/><label>Dewey Class. No.: </label>510.5  / DAS/S