(2004). Welfare of the laying hen. London: CABI Publishing.
Trích dẫn kiểu ChicagoWelfare of the Laying Hen. London: CABI Publishing, 2004.
Deismireacht MLAWelfare of the Laying Hen. London: CABI Publishing, 2004.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.