MacFadyen, A.  1920- <br/><br/>
Animal ecology :  aims and methods / 
by A. Macfadyen 
 - 2nd ed. 
 - London :  Pitman Publishing,  1963 
 - 344 p. ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal ecology<br/>Animal populations