L.W.J.OWLER. <br/><br/>
Wheldon's Costing Simplified 

 - 6th Ed 
 - London  Pitman  1990 
 - ix, 372p. 
<br/><br/><label>ISBN: </label>0-273-02766-2 
<br/><br/><label>Dewey Class. No.: </label>657.42