Kapur, S.K.. <br/><br/>
Elements of Practical Statistics /  

 - Second Ed. /  
 - New Delhi-1 :   Oxford & IBH Publishing Co. ,   1994 
 - p499 :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics 
<br/><br/><label>Dewey Class. No.: </label>X0bB29.44  / M1;2