Elton, Charles  . <br/><br/>
Animal ecology /  
by Charles Elton. 
 - London :   Methuen & Co. Ltd. ,   1966 
 - xvi, 207 p. :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology- Animal ecology
<br/><br/><label>Dewey Class. No.: </label>K:5  / F9,K6