Laufer, A. C. (1975). Operations management. South-Western Pub. Co..
Dyfyniad Arddull ChicagoLaufer, Arthur C. Operations Management. Cincinnati: South-Western Pub. Co., 1975.
Dyfyniad MLALaufer, Arthur C. Operations Management. South-Western Pub. Co., 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.