Tham khảo Bò_Shorthorn

  1. 1 2 Friend, John B., Cattle of the World, Blandford Press, Dorset, 1978, ISBN 0-7137-0856-5
  2. ↑ Goff, Phillip. The Four Goff Brothers of West Virginia: A New Perspective on Their Lives, pp. 65 ff. Masthof (Morgantown), 2003. Truy cập ngày 20 tháng 10 năm 2013.
  3. ↑ Beef Breeders' Annual, An Inverell Times supplement, Shorthorn breed arrived with the First Fleet, July 2008