1. Alexander, Chr. (2002). The nature of order. Vol. 1. Berkeley: the Center of Environmental Structure.
2. Arthur, W. B. (2015). Complexity and the economy. Oxford University Press.
3. Barabási, A-L. (2003). Linked. How everything is connected to everything else and what it means for business, science, and everyday life. New York: Penguin Group.
4. Bohm, D. & Peat, D. M., (2000). Science, order, and creativity (2nd ed.). London: Routledge
5. Bruner, J. (1996). The culture of education. Harvard University Press.