Παραπομπή APA

Barry O Hughes, Jay A Mench, & Michael C Appleby. (2004). Poultry behaviour and welfare. CABI.

Παραπομπή Chicago Style

Barry O Hughes, Jay A Mench, και Michael C Appleby. Poultry Behaviour and Welfare. CABI, 2004.

Παραπομπή MLA

Barry O Hughes, et al. Poultry Behaviour and Welfare. CABI, 2004.