"Commodity trade statistics, 1985." 

 - Ne  wYork United Nations       1990 
 - 235p.  cm. 
<br/><br/> "Statistical papers series D, Vol. XXXV, 1-20" 
<br/><br/><label>Standard No.: </label>177252 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X:54.1N45.N90s, N0s/UN"