Gaya APA

Whitehead, C, C. (2000). British poultry science : an international journal, volume 41, number 1, march 2000 . Francisco: British Poultry Science Ltd.

Gaya MLA

Whitehead, Colin, C. "British poultry science : an international journal, volume 41, number 1, march 2000". Francisco: British Poultry Science Ltd, 2000. Text.