Townsend, Colin R <br/><br/>
Essentials of ecology / 
Colin R Townsend, John L Harper and Michael Begon 
 - Malden, Mass. :  Blackwell Science,  c2000. 
 - xvii, 552 p. :  ill. ;  26 cm. 
<br/><br/><label>ISBN: </label>0632043482 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.
<br/><br/><label>LC Class. No.: </label>QH541  / .T66 2000