Berreta-Clement, J., Schweinhart, L., Barnett, W.Epstein, A. & Weikart, D. (1984). Changed lives: The effects of the Perry Preschool Program on youths through age 19.Ypsilanti, MI: High/Scope Educational Research Foundation.
2.
Gould, S. (1981). The measure of man. New York: W.W. Norton & Company.
3.
Howes, C. (1987). Quality indicators in infant and toddler child care: The Los Angeles study. In D. Phillips (Ed.), Quality in child care: What does research tell us? (pp. 81–88). Washington, DC: National Association for the Education of Young Children.
4.
McCarney, K. & Galanopoulos, A. (1988). Child care and attachment: A new frontier the second time around. American Journal of Orthopsychiatry, 58(1), 16–24.
5.
Research Bulletin (1989, Fall). Cambridge, MA: Center for Health and Human Resources Policy, John F. Kennedy School of Government, Harvard University.
6.
Wilson, R. (1987). “Risk and resilience in early mental development.” In S. Chess & A. Thomas (Eds.), Annual progress in child psychiatry and child development.New York: Brunner/Mazel.
