1. Adam, B. (1990) Time and Social Theory. Philadelphia: Temple University Press.
2. Alario, M. (1995) Environmental Destruction, Risk Exposure and Social Asymmetry, Lanham, MD: University Press of America.
3. Beck, U. (1986) Risikogesellschaft, Frankfurt am Main: Suhrkamp Verlag.
4. Habermas, J. (1984) Theory of Communicative Action, Boston: Beacon Press.
5. Habermas, J. (1992) Faktizität und Geltung, Frankfurt am Main: Suhrkamp Verlag.