Direction of International trade. 

 - New York  United Nations          1959 
 - 75p.  cm. 
<br/><br/> Statistical papers series T, Vol. x, no.10 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X:54s.N59, J9.10-10/UN