Trade by commodities echanges 

 - [S.l.] :  Economic Co-Operation and Development,  1961 
 - 2v ;  32 cm. 
 - Foreign trade commerce exterieur .
<br/><br/>Vol. 1Exports -v.2Imports 
<br/><br/><label>Subjects--Topical Terms: </label><br/>International economic relations<br/>Commercial policy
<br/><br/><label>Dewey Class. No.: </label>382.083