Case, Karl E., <br/><br/>
Principles of economics / 
Karl E. Case, Ray C. Fair, Sharon M. Oster. 
 - Eleventh edition. 
 - 813 pages :  color illustrations ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9780273789994  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.