1. AEGIS, (1999). Mapping the Building and Construction Product System in Australia. Australian Expert Group on Industry Studies, Department of Industry, Science and Resources, Canberra.
2. Bain, J. S. (1959). Industrial Organisation. Wiley, New York.
3. Multimedia and Regional Economic Restructuring
4. The Digital Regional Economy: Emergence and Evolution of Toronto's Multimedia Cluster.;Brail,1999
5. Chamberlin, E. H., (1932). The Theory of Monopolistic Competition, 1st Ed Cambridge, Massachusetts, Harvard University Press, Massachusetts.