Ryan, W. J. L.  <br/><br/>
Price theory/ 
W.J.L.Rayan  
 - London:  Macmillan,  1958. 
 - xvi,399p. 
<br/><br/><label>ISBN: </label>0333179137 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomics	<br/>Prices	
<br/><br/><label>Dewey Class. No.: </label>338.5201	  / RAY/P