McConnell, Campbell R. <br/><br/>
Economics :  principles, problems, and policies / 
Campbell R. McConnell, Stanley L. Brue, Sean M. Flynn. 
 - 20th ed. 
 - xxv, 889, [65] p. :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9789814738248 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.<br/>Economics.--Problems, exercises, etc.