Krugman, Paul R. <br/><br/>
International economics: theory and policy. 

 - 6th ed. 
 - Singapore    Pearson education.  2003 
<br/><br/><label>ISBN: </label>8129702347 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>337 KRU