Bhargava, Gopal <br/><br/>
Environmental Challenges and Sustainable Future 
/ by Gopal Bhargava 
 - Delhi:  Kalpaz Publications,  2003. 
 - viii, 297p. ; 18cm. 
<br/><br/><label>ISBN: </label>8178352117 
<br/><br/><label>Dewey Class. No.: </label>363.7  / BHA/E