Dilworth, B. J. (1983). Production and operations management: Manufacturing and non-manufacturing (2nd ed.). Random house.
Dyfyniad Arddull ChicagoDilworth, B. James. Production and Operations Management: Manufacturing and Non-manufacturing. 2nd ed. New Yhork: Random house, 1983.
Dyfyniad MLADilworth, B. James. Production and Operations Management: Manufacturing and Non-manufacturing. 2nd ed. Random house, 1983.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.