Mohan, G Madan <br/><br/>
Ecology and Environment:Issues & Challenges 

 - New Delhi  Omega Publications  2008 
 - 274p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural science & mathematics--Life science; BiologyEcologySocial Work
<br/><br/><label>Dewey Class. No.: </label>577  / MOH-E