Piaget, J. (1955). The language and thought of the child. The World Publishing Co.
Chicago-čujuhus (17. p.)Piaget, Jean. The Language and Thought of the Child. Cleveland: The World Publishing Co, 1955.
MLA-čujuhus (9. p.)Piaget, Jean. The Language and Thought of the Child. The World Publishing Co, 1955.
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