Donella H. Meadow <br/><br/>
Harvesting one hundredfold  : key concepts and case studies in environmental education 

 - Nairobi  :United Nations Environment Programme,  1989. 
 - 62p.  ;30cm. 
 - Environmental Education Series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental education
<br/><br/><label>LC Class. No.: </label>GF26.M42