Smith, Robert Leo. <br/><br/>
Elements of ecology / 
by Smith, Robert Leo 
 - Second Edition 
 - New York :  Harper & Row,  c1986. 
 - xxv, 677 pages. :  illustrations; 
<br/><br/> Previous ed. published under title: Elements of ecology and field biology. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0060463279 (hardback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.<br/>Biology--Field work.
<br/><br/><label>LC Class. No.: </label>QH541 SMI