Das, R.C.  . <br/><br/>
Environmental science principles and practice /  
by R.C. Das and D.K. Behera. 
 - New Delhi :   Prentice-Hall of India Private Limited ,   2008 
 - 362p ;  
<br/><br/><label>ISBN: </label>978-81-203-3330-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>G:55  / P8