Helpman, Elhanan <br/><br/>
Trade policy and market structure / 
Elhanan Helpman [and] Paul R. Krugman  
 - Cambridge  MIT Press  1989 
 - xii,191p  ill.   23 cm.  
<br/><br/>Includes bibliographical references and index  
<br/><br/><label>ISBN: </label>0262081822 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International Trade
<br/><br/><label>Dewey Class. No.: </label>382.3  / HEL