Gupta, C B <br/><br/>
An Introduction To Statistical Methods / 
C B Gupta ; Vijay Gupta 
 - 21st Ed. 
 - New Delhi:  Vikas Publishing House,  1999. 
 - 775p 
<br/><br/><label>ISBN: </label>0706999541 
<br/><br/><label>Dewey Class. No.: </label>519.5  / GUP/I