BOTKIN, DANIEL B. <br/><br/>
ENVIRONMENTAL SCIENCE:  EARTH AS A LIVING PLANET / 
DANIEL B. BOTKIN AND EDWARD A. KELLER 
 - 7th ed. 
 - HOBOKEN  JOHN WILEY  2010 
 - 665p.  [PB] 
<br/><br/><label>ISBN: </label>9780470414385 
<br/><br/><label>Dewey Class. No.: </label>720.47  / BOT-E