Lipsey, Richard G. <br/><br/>
Principles of economics / 
Richard G. Lipsey and K. Alec Chrystal. 
 - 9th ed. 
 - 640 p ;   cm. 
<br/><br/> Includes glossary and index. 
<br/><br/><label>ISBN: </label>019877639X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.