APA引文

David Halvarson, Donna Hill, Pedro Villagas et al, & Simon Shane M. (2006). Biosecurity in the poultry industry. International boob distributing Co.

Chicago Edition Citation

David Halvarson, Donna Hill, Pedro Villagas et al, and Simon Shane M. Biosecurity in the Poultry Industry. International boob distributing Co, 2006.

MLA引文

David Halvarson, et al. Biosecurity in the Poultry Industry. International boob distributing Co, 2006.