THIRKETTLE, G.L. <br/><br/>
BUSINESS STATISTICS AND STATISTICAL METHOD 

 - 8th Ed. 
 - London  English Language Book Society, London   1977 
<br/><br/><label>ISBN: </label>0 7121 2332 6 
<br/><br/><label>Dewey Class. No.: </label>519.5  / THI/B