Cater, S. & Coleman, L. (2006) “Planned” teenage pregnancy: Perspectives of young parents from disadvantaged backgrounds. Joseph Rowntree Foundation. The Policy Press.
Johns, S. E., Dickins, T. E. & Clegg, H.
Lee, E., Clements, S., Ingham, R. & Stone, N. (2004) A matter of choice? Explaining national variation in teenage abortion and motherhood. The Joseph Rowntree Foundation. York Publishing Services.
Mathews, P. S. & Sear, R.
Nettle, D., Coall, D. A. & Dickins, T. E. (2010) Birthweight and paternal involvement predict early reproduction in British women: Evidence from the British National Child Development Study. American Journal of Human Biology
Nettle, D., Dickins, T. E. & Coall, D. A.
Newson, L., Postmes, T., Lea, S. E. G. & Webley, P. (2005) Why are modern families small? Toward an evolutionary and cultural explanation for the demographic transition. Personality and Social Psychology Review
Turke, P. W. (1989) Evolution and the demand for children. Population and Development Review