Dubey, R. M <br/><br/>
Human ecology and environmental education 

 - Allahabad:  Chugh Publication,  1992. 
 -  vol 1 & 2. 
<br/><br/> Includes bibliography 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>818561332X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>301.31  / HUM