Não informado. (1965). Copper and techniques. Japan Copper Development Association.
Chicagoスタイル(17版)引用形式Não informado. Copper and Techniques. Tokyo: Japan Copper Development Association, 1965.
MLA(8版)引用形式Não informado. Copper and Techniques. Japan Copper Development Association, 1965.
警告: この引用は必ずしも正確ではありません.