Buffa, E. S. (1980). Modern production/operations management 6/e. New York: John Wiley & Sons.
Dyfyniad Arddull ChicagoBuffa, Elwood S. Modern Production/operations Management 6/e. New York: John Wiley & Sons, 1980.
Dyfyniad MLABuffa, Elwood S. Modern Production/operations Management 6/e. New York: John Wiley & Sons, 1980.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.