Bingham, M., & Stryker, S. (1995). Things will be different for my daughter: A practical guide to building her self-esteem and self-reliance. New York: Penguin Books.
Coles, R., & Friedman, L.J. (1999). Identity's Architect: A Biography of Erik H. Erikson.
Hoare, C.H. (2002). Erikson on Development in Adulthood: New Insights From the Unpublished Papers. Oxford, New York: Oxford University Press.
Miller, P. (1983). Theories of Developmental Psychology. San Francisco: W.H. Freeman and Company.
Santrock, J.(1996). Child Development. Dubuque, IA: Brown and Benchmark Publishers.