Não informado. (1949). Journal of Industrial Engineering. American Institute of Industrial Engineers.
Chicagoスタイル(17版)引用形式Não informado. Journal of Industrial Engineering. New York: American Institute of Industrial Engineers, 1949.
MLA(8版)引用形式Não informado. Journal of Industrial Engineering. American Institute of Industrial Engineers, 1949.
警告: この引用は必ずしも正確ではありません.