Ryan, William James Louden. <br/><br/>
Price theory / 
[by] W. J. L. Ryan. 
 - Revised ed. / revised by D. W. Pearce.  Revised ed. / revised by D. W. Pearce. 
 - London :  Macmillan,  1977. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label> L.12.00. a13.2..1.10 
<br/><br/><label>LCCN: </label>77377873 //r86 
<br/><br/><label>Nat. Bib. No.: </label>GB77-21755 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomics.
<br/><br/><label>LC Class. No.: </label>HB171.5  / .R9 1977b 
<br/><br/><label>Dewey Class. No.: </label>332.5/201