1. Anderson, C. (1977) Political design and the representation of interests,Comparative Political Studies, 10 127–52.
2. Anheier, H.K. (1992) An elaborate network: profiling the third sector in Germany, in B. Gidron, R.M. Kramer and L.M. Salamon (eds)Government and the Third Sector: Emerging Relationships in Welfare States, Jossey-Bass, San Francisco, California.
3. Ascoli, U. (1987) The Italian welfare state: between incrementalism and rationalism, in R.R. Friedman, N. Gilbert and M. Sherer (eds)Modern Welfare States: A Comparative View of Trends and Prospects, New York University Press, New York.
4. Ascoli, U. (1992) Towards a partnership between statutory sector and voluntary action? Italian welfare pluralism in the '90s, in S. Kuhnle and P. Selle (eds)Government and Voluntary Organizations, Avebury, Aldershot.
5. Working paper;P. Barbetta,1993