Smith, T. M.  1955- <br/><br/>
Elements of ecology / 
Thomas M. Smith, Robert Leo Smith. 
 - 7th ed. 
 - San Francisco, CA :  Pearson Benjamin Cummings,  c2009. 
 - xvi, 649, [69] p. :  ill. (chiefly col.), col. maps ;  28 cm. 
<br/><br/> Includes bibliographical references (p. R1-R20) and index. 
<br/><br/><label>ISBN: </label>9780321559579 (pbk.) 0321559576 (pbk.) 
<br/><br/><label>LCCN: </label>2008034078 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.
<br/><br/><label>LC Class. No.: </label>QH541  / .S624 2009