Exploring your world :  the adventure of geography / 
Prepared by the Special Publications Division. 
 - Rev. ed. 
 - Washington, D.C :  National Geographic Society,  1993. 
 - 608p. col. illus., col. maps 
<br/><br/><label>ISBN: </label>0-87044-962-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography--Dictionaries<br/>National Geographic Society (Washington, D.C.)