Asthana, D ; Asthana, Meera <br/><br/>
Environment: Problems and solutions 

 - 2 
 -  S Chand & Co. Ltd., New Delhi  2006 
 - 434 
<br/><br/><label>ISBN: </label>8121916542 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental problems & services; Social problems & services
<br/><br/><label>Dewey Class. No.: </label>363.7  AST-E2