Brown, R. (1970). Cognitive development in children: Five monographs of the society for research in child development. University of Chicago.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Brown, Roger. Cognitive Development in Children: Five Monographs of the Society for Research in Child Development. Chicago: University of Chicago, 1970.
MLA -ийн эшлэл (9 дэх хэвлэлт)Brown, Roger. Cognitive Development in Children: Five Monographs of the Society for Research in Child Development. University of Chicago, 1970.
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