1. Bredekamp, S. & Copple, C. (Eds.) (1997)Developmentally appropriate practice in early childhood programsWashington, DC: National Association for the Education of Young Children
2. The Usefulness of J. R. Kantor's Setting Event Concept for Research on Children's Social Behavior
3. Ecobehavioral Assessment in Early Childhood Programs
4. California's Department of Social Services (2002)Child care center general licensing requirementsRetrieved September 24, 2003, from National Resource Center for Health and Safety in Child Care website: http://nrc.uchsc.edu/STATES/CA/ca_ccc.htm