8Christopher, M. 1998. Logistics and Supply Chain Management [M].2. ed Edition, Pearson Education Limited, London.
9Cooper, M. C. , Ellram, L. M. 1993. Characteristics of Supply Chain Management and the Implications for Purchasing and Logistics Strategy [J]. The International Journal of Logistics Management, 4 (2) : 13 -24.
10Cooper, R. , Slagmulder, R. 1999. Supply Chain Development for the Lean Enterprise-Interorganizational Cost Management[M]. Productivity Press, Portland.