Smith, Robert Leo. <br/><br/>
Elements of ecology and field biology / 
Robert Leo Smith. 
 - New York :  Harper & Row,  c1977. 
 - xii, 497 p. :  il., mapas ;  25 cm. 
<br/><br/>Bibliografía: p. 459-488. 
<br/><br/><br/>Ingles 
<br/><br/><label>ISBN: </label>0060463287 
<br/><br/><label>LCCN: </label>76056339  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.<br/>Biology--Fieldwork.
<br/><br/><label>Subjects--Index Terms: </label>Ecología. Biología. 
<br/><br/><label>LC Class. No.: </label>QH541  / .S624 
<br/><br/><label>Dewey Class. No.: </label>577