Não informado. (1910). American hereford journal. American Hereford Association.
Chicagoスタイル(17版)引用形式Não informado. American Hereford Journal. Kansas City, Kan: American Hereford Association, 1910.
MLA(8版)引用形式Não informado. American Hereford Journal. American Hereford Association, 1910.
警告: この引用は必ずしも正確ではありません.