Har Darshan Kumar <br/><br/>
Environmental technology and biosphere management 
Har Darshan Kumar 
 - New Delhi:  Oxford and IBH Publishing,  2002. 
 - xii,616p 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>81-204-1505-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental technology
<br/><br/><label>Dewey Class. No.: </label>628.05  / HAE