Não informado. Polled Hereford World. American Polled Hereford Association.
Chicago Style (17th ed.) CitationNão informado. Polled Hereford World. Kansas City, Kan: American Polled Hereford Association.
MLA (8th ed.) CitationNão informado. Polled Hereford World. American Polled Hereford Association.
Warning: These citations may not always be 100% accurate.