8Shelp R, The Role of Service Technology in Development, in Service Industries and Economic Development-Casestudies in Technology Transfer. NY: Praeger Publishers,1984.
9Machlup, F, The Production and Distribution of Knowledge in the United States. NJ: Preston University Press, 1962.
10Bureth, A. & J. A. Heraud, Institutions of technological infrastructure (ITI) and the generation and diffusion of knowledge, in Koschatzky, K. et al, (Eds.) Innovation Networks : Concepts and Challenges in the European Perspective. New York : Physica - Verlag, 2001.