1. Business Process Resource Centre (BPRC), (2002). Warwick: Warwick University.
2. Demming, W. E. (1986). Out of the Crisis. Cambridge: Massachusetts Institute of Technology.
3. Dowling, K. (1996). Robotics: Frequently Asked Questions. http://www.frc.ri.cmu.edu/robotics-faq
4. Draxler, A. & W. Haddad (2002). Technologies for Education: Potentials, Parameters and Prospects. Paris: UNESCO and Washington: Academy for Educational Development.
5. Drexler, K. E. (1992). Nanosystems: Molecular Machinery, Manufacturing and Computation. New York: Wiley.