Begon, Michael, <br/><br/>
Essentials of ecology / 
Michael Begon, Robert W. Howarth, Colin R. Townsend 
 - 4th edition. 
 - United States :  Wiley,  2014 
 - XIII, 530 pages :  illustrations. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/>Introduction -- Conditions and resources -- Individuals and populations -- Communities and ecosystems -- Applied issues in ecology. 
<br/><br/><label>ISBN: </label>9780470909133 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecología
<br/><br/><label>Dewey Class. No.: </label>