APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.