Smith, Robert Leo <br/><br/>
Elements of ecology / 
Robert Leo Smith. 
 - 5th 
 - Singapore :  Pearson,  2004. 
 - xvi, 682 p.:  26 cm. 
<br/><br/> Includes bibliographic references and index 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>0-8053-4473-XL 
<br/><br/><label>LC Class. No.: </label>577 Sm49e