1. Developmental pathways of behaviour problems in the young child: factors associated with continuity and change;Borge;Scandinavian Journal of Social Welfare,1996
2. Linking extracurricular programming to academic achievement: who benefits and why?;Broh;Sociology of Education,2002
3. Communities and Local Government 2008/09 England and Wales Citizenship Survey http://www.communities.gov.uk/publications/corporate/statistics/citizenshipsurveyq4200809