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Psychological Reports | 2 |
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Bat-Haee, Mohammad Ali; Hosseini, A. A. – Psychological Reports, 1971
Descriptors: Child Development, Cognitive Development, Cognitive Processes, Conservation (Concept)

Marshall, M. S.; Bentler, P. M. – Psychological Reports, 1971
Descriptors: Child Development, Cultural Influences, Disadvantaged Youth, Enrichment Activities