Não informado. (1960). Production Engineers. Institution of Production Engineers.
Chicagoスタイル(17版)引用形式Não informado. Production Engineers. London: Institution of Production Engineers, 1960.
MLA(8版)引用形式Não informado. Production Engineers. Institution of Production Engineers, 1960.
警告: この引用は必ずしも正確ではありません.