APA-referens

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

Chicago-stil citat

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

MLA-referens

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