Ryan, W J L <br/><br/>
Price theory 

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 - Macmillan Company, London  1965 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Prices-- Production economics
<br/><br/><label>Dewey Class. No.: </label>338.52  RYA-P