Não informado. (2004). Feed industry. Central Retail Feed Association.
Chicagoスタイル(17版)引用形式Não informado. Feed Industry. Milwaukee, Wis: Central Retail Feed Association, 2004.
MLA(8版)引用形式Não informado. Feed Industry. Central Retail Feed Association, 2004.
警告: この引用は必ずしも正確ではありません.