Encyclopaedia of ecology and environment  
/ Bharatiya Khadi Gramodyog Vikas Abhikaram, Vol. 3 environmental education   
 - New Delhi:   Bharatiya Khadi Gramodyog Vikas Abhikaram,  2007 
 - 326p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopaedia 
<br/><br/><label>Subjects--Index Terms: </label>Environment   
<br/><br/><label>Universal Decimal Class. No.: </label>R 502.2/.7(031)  / P7.3