APA ציטוט

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.

ציטוט MLA

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