McConnell, Campbell, R. <br/><br/>
Economics :  principles, problems and policies / 
Campbell R. McConnell, Stanley L. Brue, Sean M. Flynn. 
 - 21st ed. 
 - xxxv, 875 p. :  col. ill. ;  26 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9781259921971 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.