Ardrey, Robert. <br/><br/>
The territorial imperative :  a personal inquiry into the animal origins of property and nations / 
illus. by Berdine Ardrey. 
 - London :  Collins,  1967. 
<br/><br/>Bibliography: p. 361-373. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animal behavior.<br/>Human behavior.<br/>Instinct.