Wilderness challenge. 

 - Washington :  National Geographic Society,  1980. 
 - 104 p. :  ill. 
 - Books for world explorers .
<br/><br/>Includes bibliographical references. 
<br/><br/> Relates young people's wilderness experiences with kayaking, backpacking and other outdoor activities. 
<br/><br/><label>ISBN: </label>0870443380 (lib. bdg.) :  $8.50 087044333X :  $6.95 
<br/><br/><label>LCCN: </label>79003241 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Outdoor recreation.<br/>Wilderness areas.
<br/><br/><label>Dewey Class. No.: </label>790.0973