Healy, A. F., Keesee, P. D., & Smith, B. S. (1989). Early services for children with special needs: : transactions for family support (2nd ed.). Paul H. Brookes.
Cita Chicago Style (17a ed.)Healy, Alice F., Patricia D. Keesee, y Barbara S. Smith. Early Services for Children with Special Needs: : Transactions for Family Support. 2nd ed. Baltimore [etc.]: Paul H. Brookes, 1989.
Cita MLA (9a ed.)Healy, Alice F., et al. Early Services for Children with Special Needs: : Transactions for Family Support. 2nd ed. Paul H. Brookes, 1989.
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