7Bredekamp, S. Developmentally appropriate practice in early childhood programs serving children from birth through age 8 [ M ]. Washington, DC : National Association for the Education of Young Children, 1987:34.
8Charlesworth, R. Response to Sally Lubeck' s "Is developmentally appropriate practice for everyone?" [ J ]. Childhood Education, 1998, 7g :293 - 298.
9Marion,M. C. Guidance of young children(5th ed. ) [ M]. New Jersey:Prentice - Hall, 1999 : 56.