Williams, Carrington Bonsor. <br/><br/>
Patterns in the balance of nature and related problems in quantitative ecology 

 - London :  Academic Press,  1964 
 - 324 p.  : ilus. 
<br/><br/><label>LCCN: </label>54736 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecología.<br/>Poblaciones animales.
<br/><br/><label>Dewey Class. No.: </label>574.5  / W55