1. Making democracy work. Civic tradition in modern Italy;Putnam,1993
2. Health and social cohesion: why care about income inequality?;Kawachi;BMJ,1997
3. Lomas, J, Social capital and health: implications for public health and epidemiology, McMaster University Centre for Health Economics and Policy Analysis Working Paper Series No. 97–6, September 1997.
4. Social capital: is it good for your health? Issues for a public health agenda;Baum;J Epidemiol Community Health,1999
5. Bowling alone: Americas declining social capital;Putnam;J Democracy,1995