Economics/ 
Paul A.Samuelson & William D.Nordhaus. 
 - 19th ed. 
 - New York:  McGraw Hill Education,  c2010. 
 - xxiv,715p.:  ill.;  25 cm. 
<br/><br/><label>ISBN: </label>9780071263832 
<br/><br/><label>LC Class. No.: </label>HB171.5  / .S25 2010