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Berk, Laura E.; Garvin, Ruth A. – Developmental Psychology, 1984
Examines theoretical issues concerning the development of and the unity or diversity underlying private speech and studies the developmental progression of private speech in a low-income, culturally different sample. The effects of age, sex, environmental context, and the relationship of social speech to varieties of private speech are also…
Descriptors: Age Differences, Cognitive Processes, Communication Research, Context Effect