Não informado. (1947). Processing equipment news. Barker Poultry Equipment.
Chicagoスタイル(17版)引用形式Não informado. Processing Equipment News. Ottumwa, Iowa: Barker Poultry Equipment, 1947.
MLA(8版)引用形式Não informado. Processing Equipment News. Barker Poultry Equipment, 1947.
警告: この引用は必ずしも正確ではありません.