SLACK NIGEL. (2015). OPERATIONS STRATEGY (4TH ED.). PEARSON.
Dyfyniad Arddull ChicagoSLACK NIGEL. OPERATIONS STRATEGY. 4TH ED. HARLOW: PEARSON, 2015.
Dyfyniad MLASLACK NIGEL. OPERATIONS STRATEGY. 4TH ED. PEARSON, 2015.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.