References
- Heizer, Jay & Barry Render, Operations Management, Global Ed., 11th.ed., Upper Saddle River, New Jersey: Prentice-Hall,2011.
- Krajewski,Lee J., Larry P. Ritzman, and Manoj K.Malhatra., Operations Management, Processes and Supply Chains, 9th,ed., Upper Saddle River, New Jersey: Prentice-Hall,2010.
- Reid, R.Dan and Nada Sanders, Operations Management, 4th,ed., Hoboken N.J.: John Wiley & Sons, Inc., 2011.
- Russell, Roberta & Bernard W. Taylor, Operations Management: Creating value along the supply chain, 7th, ed., Hoboken N.J.: John Wiley & Sons, Inc., 2011.
- Slack, Nigel, Stuart Chambers, and Robert Johnston, Operations Management,6th,ed., Harlow England: Prentice-Hall,2010.