Lorenz, Konrad   . <br/><br/>
On aggression /  
by Konrad Lorenz. 
 - London :   Methuen ,   1967. 
 - xiii,273p. :   ills.figs ;   20cm .  
<br/><br/>Includes index and bibliographical references 
<br/><br/><label>ISBN: </label>0416296106  NULL 
<br/><br/><label>Subjects--Index Terms: </label>BEHAVIOR 
<br/><br/><label>Dewey Class. No.: </label>591.5  / LOR/O