Lipsey Chrystal <br/><br/>
Economics / 
by Lipsey and Crystal 
 - 11 th Ed. 
 - New Delhi:   Oxford University Press,  2009 
 - p.665 
<br/><br/><label>ISBN: </label>9780199568420 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>330  / LIP-E.11