TY - BOOK AU - Gelman,Susan A. TI - Essential child: origins of essentialism in everyday thought SN - 9780195181982 (pbk.) U1 - 155.41323 GEL PY - 2005/// CY - New York PB - Oxford University Press KW - Categorization (Psychology) in children KW - Cognition in children KW - Children KW - Language ER -