Developmental Changes in the Representation of Objects in Symbolic Play from 18 to 34 Months of Age

作者：Judy A. Ungerer, Philip R. Zelazo, Richard B. Kearsley, Kathleen A. O’Leary · 发表于：Child Development · 年份：1981 · DOI：10.2307/1129229 · 被引用次数：94 · 研究领域：Child Therapy and Development、Child Development and Digital Technology

Judy A. Ungerer, Philip R. Zelazo, Richard B. Kearsley, Kathleen O'Leary, Developmental Changes in the Representation of Objects in Symbolic Play from 18 to 34 Months of Age, Child Development, Vol. 52, No. 1 (Mar., 1981), pp. 186-195