Economics 
Samuelson, Paul A. 
 - 18th edition. 
 -  McGraw-Hill.  2005 
 - xxiv, 776 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>0-07-124796-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.
<br/><br/><label>Dewey Class. No.: </label>330 Sa4e 2005