Harris, J. (1990). Early language development: Implications for clinical and educational practice. Routledge.
Chicago-viite (17. p.)Harris, John. Early Language Development: Implications for Clinical and Educational Practice. London ; New York: Routledge, 1990.
MLA-viite (9. p.)Harris, John. Early Language Development: Implications for Clinical and Educational Practice. Routledge, 1990.
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