4Freeman 5C. 1987, Technology Policy and Economic Performance - lessons form Japan, London : Pinter Publishers.
5Lundvall B A (ed.). National System of Innovation-Towards a Theory of Innovation and interactive Learning. London: Pinter Publisher, 1992.
6R Nelson (ed.), National Systems of Innovation: A Comparative Study. Oxford: Oxford University Press, 1993.
7Edquist 1997. System of Innovation - Technologies, Institutions. Edited by Charles, London and Washington Printer.
8Patel P K Pavitt. " National innovation system : why they are important, and how they might be measured and compared". Economics of Innovation and New Technology, 1994,(3) : 79.
9Baptista R ,Swann G M P 1998. "Do firms in clusters innovate more?" Research Policy 27 : 525 -540.
10Rosenfeld A A 1997. Bringing Business Clusters intothe Mainstream of EconomicDevelopment. European Planning Studies, 5 (1): 3-23.