"Commodity trade statistics, 1985." 

 - New  York United Nations       1989 
 - 226p.  cm. 
<br/><br/> "Statistical papers series D, Vol. XXXV, no. 1-19" 
<br/><br/><label>Standard No.: </label>177246 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X:54.1N45.N89s, M9/UN"