Samuelson, Paul A & Nordhaus, William D <br/><br/>
Economics 

 - 19 
 -  McGraw-Hill Book Company, New York  2010 
 - 950 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>PG 330  SAM-E19