Thikkettle,L.G. <br/><br/>
Wheldon's business statistics :  and statistical method. 

 - 6th  ed. 
 - london :  Macdonald and evants,  1972. 
 - 241  p. ;    cm. 
<br/><br/>index. 
<br/><br/><label>ISBN: </label> $ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>statistics.