Joseph, Benny. <br/><br/>
Environmental studies / 
Benny Joseph. 
 - 2ed. 
 - New Delhi :  McGraw Hill,  c2009 
 - 347 P . 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780070648135 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Enviornmental science, Enviornment.
<br/><br/><label>Dewey Class. No.: </label>574.5  / J83e