1. Steers, R., and J. Stewart Black, Organizational Behavior, 5th Edition, New York, Harper-Collins College Publishers, 1994, pp. 381–386.
2. Reisman, A., “Some Thoughts for Model Building in the Management and Social Sciences,” Interfaces, Vol. 17, No. 5, 1987, pp. 114–120. Also: Marchetti, C., “Society as a Learning System: Discovery, Invention, and Innovation Cycles Revisited,” Technological Forecasting and Social Change, Vol. 18, No. 3, 1980, pp. 267-282.
3. Chicago Tribune, “Technology and a Myopic Nation,” July 28, 1987, Section 1, page 12.
4. Steele, L. W., Managing Technology: The Strategic View, New York, McGraw Hill Book Company, 1989, p. 5.
5. Denbigh, K., and J. Denbigh, Entropy in Relation to Incomplete Knowledge, Cambridge, UK, Cambridge University Press, 1985.