Não informado. (1961). Rubber and Plastics Weekly. Maclaren and Sons.
Chicagoスタイル(17版)引用形式Não informado. Rubber and Plastics Weekly. London: Maclaren and Sons, 1961.
MLA(8版)引用形式Não informado. Rubber and Plastics Weekly. Maclaren and Sons, 1961.
警告: この引用は必ずしも正確ではありません.