Krebs, Charles J. <br/><br/>
Ecology :  the experimental analysis of distribution and abundance / 
Charles J. Krebs 
 - 2nd ed. 
 - New York  : b Harper & Row  1978 
 - xxv, 678 p.  ill. ;  25 cm 
<br/><br/> Includes indexes 
<br/><br/>Bibliography : p. 630-665 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Population biology<br/>Geographical distribution of animals and plants