Essential learnings in environmental education: a database for building activities and programmes 
edited by Kiran B. Chhokar...[et.al.] 
 - Ahmedabad  Centre for Environment Education  1990 
 - 150p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental science
<br/><br/><label>Dewey Class. No.: </label>O91 Es74