Cartography and geographic informaiton science 

 - New York  United Nations USA         2000 
 - 51p.  cm. 
 - United Nations Geographic Informaiton working group .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>U11:(D6,9(B), P0