Saxena, H. M. <br/><br/>
Environmental studies 

 - New Delhi  Rawat Publications  2006 
 - xiv, 234p. 
<br/><br/><label>ISBN: </label> RS 495.00 
<br/><br/><label>Source: </label> RS 495.00 
<br/><br/><label>Dewey Class. No.: </label>304.2 SAX