Bhargav, Gopal <br/><br/>
Environmental challenges and sustainable future  
/ by Gopal Bhargav 
 - New Delhi:   Kalpaz Publications ;  2003.  
 - viii,297p. 
<br/><br/><label>ISBN: </label>81-7835-211-7 
<br/><br/><label>Dewey Class. No.: </label>363.7   / BHA/E