1. Paths of innovation: technological change in 20th century America Mowery, David C. Cambridge, UK ; Cambridge University Press, c1999. HIST456
2. Information, communication & society. New Fetter Lane, London : Routledge, 1998- JOUR250 Taylor and Francis Online
4. Journal of global information technology management. [Marietta, Ga.] : [Ivy League Publishing] BUS110
