Παραπομπή APA

A Butterworth & C A weeks. (2004). Measuring and auditing broiler welfare. CABI.

Παραπομπή Chicago Style

A Butterworth και C A weeks. Measuring and Auditing Broiler Welfare. CABI, 2004.

Παραπομπή MLA

A Butterworth και C A weeks. Measuring and Auditing Broiler Welfare. CABI, 2004.