Principles of microeconomics/  study guide 
Karl E. Case...[et al.]. 
 - 2nd Canadian ed. 
 - Toronto :  Prentice Hall,  2002. 
 - 464p.; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0130422428 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomics
<br/><br/><label>LC Class. No.: </label>HB172 .C362 2002