Thompson, R.A. (1999). Early attachment and later development. In J. Cassidy & P. Shaver (Eds.), Handbook of attachment theory and research. pp. 265-286. New York:Guilford Press.

Lamb, M.E., Thompson, R.A., Gardner, W.P., & Charnov, E.L. (1985). Infant-Mother attachment: the origins and significance of individual differences in Strange Situation behaviour. In K. Durkin, Developmental Social Psychology from Infancy to Old Age. Oxford: Blackwell.