2nd United Nations regional cartographic conference for the Americas. 

 - New  York United Nations USA      1989 
 - 60p.  cm. 
 -  2nd .
<br/><br/> Technical papers 
<br/><br/><label>Standard No.: </label>120406 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>"U11p7,N79, M2.2/UN"