Gupta, S.P. <br/><br/>
Statistical Methods 
/by S.P. Gupta 
 - New Delhi:  Sultan Chand & Sons;  2017. 
 - xxii,147p. 
<br/><br/><label>ISBN: </label>978-93-5161-176-9 
<br/><br/><label>Dewey Class. No.: </label>001.422  / GUP/S