Não informado. (1965). Protection of Metals. Consultants Bureau Enterprises.
Chicagoスタイル(17版)引用形式Não informado. Protection of Metals. New York: Consultants Bureau Enterprises, 1965.
MLA(8版)引用形式Não informado. Protection of Metals. Consultants Bureau Enterprises, 1965.
警告: この引用は必ずしも正確ではありません.