Gregory, Kenneth J. <br/><br/>
Environmental Sciences  A students companion 

 - London  Sage  2009 
 - 441 
<br/><br/> Environmental sciences 
<br/><br/><label>ISBN: </label>978-1-4129-4705-3 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>574.5