Não informado. (1935). American cattle producer. American National Livestock Association.
Chicagoスタイル(17版)引用形式Não informado. American Cattle Producer. Denver, Colo: American National Livestock Association, 1935.
MLA(8版)引用形式Não informado. American Cattle Producer. American National Livestock Association, 1935.
警告: この引用は必ずしも正確ではありません.