Não informado. (1910). National butter and cheese journal. Olsen Publishers.
Chicagoスタイル(17版)引用形式Não informado. National Butter and Cheese Journal. Milwaukee, Wis: Olsen Publishers, 1910.
MLA(8版)引用形式Não informado. National Butter and Cheese Journal. Olsen Publishers, 1910.
警告: この引用は必ずしも正確ではありません.