Não informado. (1970). Livestock Farming. Morgan Grampian Professional Press.
Chicagoスタイル(17版)引用形式Não informado. Livestock Farming. London: Morgan Grampian Professional Press, 1970.
MLA(8版)引用形式Não informado. Livestock Farming. Morgan Grampian Professional Press, 1970.
警告: この引用は必ずしも正確ではありません.