Smith, Thomas M. <br/><br/>
Elements of ecology/ 
Thomas M. Smith, Robert Leo Smith. 
 - 9th ed. 
 - Boston:  Pearson,   c2015. 
 - 704 p.:  ill.;  28 cm. 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>978-1-292-07740-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.<br/>Ecology--Study and teaching (Higher).
<br/><br/><label>Dewey Class. No.: </label>GC 577 S642 2015