1. Ancona D. Kochan T. Scully M. Maanen J. V. and Westney D. E. ( 1996). “Making teams work.” Managing for the future: Organizational behavior and processes module 3. South-Western College Cincinnati Ohio.
2. Harasim L. M. Hiltz S. R. Teles L. and Turoff M. ( 1995). Learning networks . MIT Press Cambridge Mass.