Wilderness Conference on Earthcare Global Protection of Nature Areas, 14th Biennial Earth                                                                                                                                                                                                         <br/><br/>
Earthcare : global protection of natural areas . Proceedings  
edited by Edmund A. Schofield 
 - The Sierra Club  and National Audubon Society  1970  xxi,838p.:ill.; 23cm.- 
 - Westview special studies on natural resources management 
<br/><br/><label>Dewey Class. No.: </label>333.706  / WIL