Townsend, Colin R. <br/><br/>
Essentials of ecology  
/ by Colin R. Townsend [et all...] ; with assistance from Leigh Vanderklein ; special assistance provided by Douglas Reed. 
 - Massachusetts :   Blackwell Science,   2000. 
 - xvii, 552 p. ;  col. ill. ;   26 cm. 
<br/><br/><label>ISBN: </label>9780632043484 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.
<br/><br/><label>Dewey Class. No.: </label>577 TOW