Ethology of farm animals  : a comprehensive study of the behavioural features of the common farm animals 
/ edit.by A.F. Fraser 
. - Amterdam;Oxford; New York  : Elsevier, 1985
. - XVI-500 p.  : ill.  ; 30 cm. 
 - World animal science. A, Basic information  5 .
<br/><br/>Bibliogr. Index. 
<br/><br/><label>ISBN: </label>0444423591 
<br/><br/><label>Source: </label> achat, fact A/288 et 5519 
<br/><br/><label>Universal Decimal Class. No.: </label>591.5