Krebs, Charles J. <br/><br/>
Ecological methodology / 
Charles J. Krebs 
 - New York :  Harper & Row,  1989 
 - 654 p. :  ill. ;  25 cm. 
<br/><br/>p. 627-644 
<br/><br/><label>ISBN: </label>0060437847 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Statistical methods