Economics :  principles, problems, and policies / 
Campbell R. McConnell [and three others]. 
 - Nineteenth edition. 
 - New York, NY :  McGraw- Hill Company,  c2012. 
 - 855 pages :  illustrations ;  23 cm. 
<br/><br/> Includes inex. 
<br/><br/><label>ISBN: </label>9781259010439 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.