Não informado. (1925). Institution of Production Engineers Journal. Institution of Production Engineers.
Chicagoスタイル(17版)引用形式Não informado. Institution of Production Engineers Journal. London: Institution of Production Engineers, 1925.
MLA(8版)引用形式Não informado. Institution of Production Engineers Journal. Institution of Production Engineers, 1925.
警告: この引用は必ずしも正確ではありません.