Wiles, Peter John de la Fosse. <br/><br/>
Price, cost and output. 

 - Rev. 2nd ed. 
 - Oxford :  Blackwell,  1961. 
<br/><br/>Includes bibliographical footnotes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prices.<br/>Costs, Industrial.