Srivastava, Smriti <br/><br/>
Environment and ecology 
/by Smriti Srivastava 
 - 4th ed. 
 - New Delhi  S.K. Kataria  2013 
 - 269 p. 
<br/><br/> Includex index 
<br/><br/><label>ISBN: </label>9789380027067 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment<br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>333.7  / SRI