Não informado. (1968). Metals Abstracts. American Society for Metals.
Chicagoスタイル(17版)引用形式Não informado. Metals Abstracts. London: American Society for Metals, 1968.
MLA(8版)引用形式Não informado. Metals Abstracts. American Society for Metals, 1968.
警告: この引用は必ずしも正確ではありません.