Não informado. (1929). Ayrshire Cattle Society journal. Ayrshire Cattle Herd Book Society.
Chicagoスタイル(17版)引用形式Não informado. Ayrshire Cattle Society Journal. Ayr, Escocia: Ayrshire Cattle Herd Book Society, 1929.
MLA(8版)引用形式Não informado. Ayrshire Cattle Society Journal. Ayrshire Cattle Herd Book Society, 1929.
警告: この引用は必ずしも正確ではありません.