Townsend, Colin R. <br/><br/>
Essentials of ecology / 
Colin R. Townsend, Michael Begon and John L. Harper 
 - 3rd ed. 
 - Victoria :  Blackwell Science,  c2008. 
 - xii, 510 p. ;  ill., maps. ;  25 cm. 
<br/><br/><label>ISBN: </label>9781405156585 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>LC Class. No.: </label>QH541  / .T66 2008