Smith, Robert Leo. <br/><br/>
Elements of ecology /  
Robert Leo Smith. 
 - 2nd ed /   . 
 - New York :   Harper and Row ,   1986. 
 - xxv,620p. :   Ills. ;   25cm. .  
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<br/><br/><label>ISBN: </label>0060463279  NULL 
<br/><br/><label>Subjects--Index Terms: </label>ECOLOGY 
<br/><br/><label>Dewey Class. No.: </label>577  / SMI/E