World Environment Day on the Theme of Your Planet Needs You Unite to Combat Climate Change Held on June 6th, 2009  

 - Lahore :   Pakistan Engineering Congress,   2009 
 - 144 p.  : ill 
<br/><br/>Includes Bibliographical References 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Protection Pakistan Congresses<br/>Pollution Pakistan Congresses
<br/><br/><label>Dewey Class. No.: </label>363.795491  / WOR