Cita APA

A F Fraser & D M Broom. (1990). Farm animal behaviour and welfare (3.). CABI.

Chicago Edition Citation

A F Fraser i D M Broom. Farm Animal Behaviour and Welfare. 3. CABI, 1990.

Cita MLA

A F Fraser i D M Broom. Farm Animal Behaviour and Welfare. 3. CABI, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.