Laird, Sam, <br/><br/>
Quantitative methods for trade-barrier analysis / 
by Sam Laird and Alexander Yeats. 
 - 307 páginas 
<br/><br/>Incluye bibliografía. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comercio exterior.
<br/><br/><label>Dewey Class. No.: </label>382.3  / L188g 1990