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The Journal of Genetic Psychology
Research and Theory on Human Development
Volume 141, 1982 - Issue 1
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Replications and Refinements

The Relationship between IQ and Piagetian Task Performance during the Preoperational-Concrete Operational Stage Transition: A Test of a Maturational Hypothesis

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Pages 145-146 | Received 09 Sep 1980, Published online: 18 Sep 2012

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