1. Demand and need for dental care: A socio-dental study;Bulman,1968
2. Adult Dental Health Survey Oral Health in the United Kingdom 1998;Kelly,2000
3. Adult dental health 1988 United Kingdom;Todd,1991
4. Adult dental health. Volume 1, England and Wales 1968–1978;Todd,1980
5. Adult dental health. Volume 2, U.K. 1978;Todd,1982