Não informado. (1910). American hereford journal. American Hereford Association.
Style de citation Chicago (17e éd.)Não informado. American Hereford Journal. Kansas City, Kan: American Hereford Association, 1910.
Style de citation MLA (8e éd.)Não informado. American Hereford Journal. American Hereford Association, 1910.
Attention : ces citations peuvent ne pas être correctes à 100%.