1. Apple, J.M. (1977) Plant layout and material handling ,Wiley &Sons, New York.
2. Bedworth, D.D., Henderson, M.R. and Wolfe, P.M. (1991), Computer-integrated design and manufacturing ,McGraw-Hill, New York.
3. Eastman, R.M. (1987) Materials handling ,Marcel Dekker, New York.
4. Eckenrode, R.T. (1965) Weighting multiple criteria. Management Science (Series A), 12(3), 180–92.
5. Gabbert, P.S. and Brown, D.E. (1988) General Electric: A Case Study in Materials Handling System Design. 1988 International Industrial Engineering Conference Proceedings, pp. 153–8.