Não informado. (1967). Welding research news. Welding Research Council.
Chicagoスタイル(17版)引用形式Não informado. Welding Research News. New York: Welding Research Council, 1967.
MLA(8版)引用形式Não informado. Welding Research News. Welding Research Council, 1967.
警告: この引用は必ずしも正確ではありません.