Asthana, D.K. <br/><br/>
Environment :  problems and solutions / 
D.K. Asthana and  Meera Asthana 
 - New Delhi :  S.Chand & Co.  1999 
 - xii, 323 p. :  ill.  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>8121916542 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.<br/>Environmental policy.