Krebs, J. R <br/><br/>
An introduction to behavioural ecology 

 - 3rd ed 
 - Cambridge, MA:  Blackwell Scientific Publications,  1993 
 - xii, 420 p. : ill. (some col.) ; 25 cm 
<br/><br/><label>ISBN: </label>9780632035465 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal behavior
<br/><br/><label>Dewey Class. No.: </label>591.51 KRE