Piaget, J. (2002). Judgment and reasoning in the child. Routledge.
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Chicago-čujuhus (17. p.)
Piaget, Jean. Judgment and Reasoning in the Child. London: Routledge, 2002.
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MLA-čujuhus (9. p.)
Piaget, Jean. Judgment and Reasoning in the Child. Routledge, 2002.
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