Arvind Kumar <br/><br/>
Environmental Sciences  :appreciation & perception/ 
Kumar Arvind 
 - New Delhi:  Daya Publishing House.,  2008. 
 - v,325p.: 
<br/><br/> Include index  AL. 
<br/><br/><label>ISBN: </label>9788170354895 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Studies.
<br/><br/><label>Dewey Class. No.: </label>333.7 KUM