Botkin, Daniel B. <br/><br/>
Environmental science / 
Daniel B. Botkin, Edward A. Keller. 
 - 8th ed. 
 - Hoboken, N.J. :  John Wiley & Sons,  c2012. 
 - 519 p. :  col. ill. ;  28 cm. 
<br/><br/> "International student version"--T.p. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780470118559 9788126534142 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.<br/>Human ecology.