Encyclopaedia of environmental energy resources 

 - New Delhi:   Anmol Publications,    1998 
 - 398p.  
<br/><br/><label>ISBN: </label>9788174886538 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Subjects--Index Terms: </label>Environmental  
<br/><br/><label>Universal Decimal Class. No.: </label>R 620.91.504(031)  / N7.1