Trích dẫn APA

(1989). Proceedings of the 40th North Central Avian Disease Conference and Poultry Respiratory Disease Symposium, 1989. [Minneapolis, MN?]: College of Veterinary Medicine, Minnesota Extension Service, University of Minnesota.

Trích dẫn kiểu Chicago

Proceedings of the 40th North Central Avian Disease Conference and Poultry Respiratory Disease Symposium, 1989. [Minneapolis, MN?]: College of Veterinary Medicine, Minnesota Extension Service, University of Minnesota, 1989.

Trích dẫn MLA

Proceedings of the 40th North Central Avian Disease Conference and Poultry Respiratory Disease Symposium, 1989. [Minneapolis, MN?]: College of Veterinary Medicine, Minnesota Extension Service, University of Minnesota, 1989.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.