Amount Versus Number: Infants' Use of Area and Contour Length to Discriminate Small Sets.

Autor: Clearfield, Melissa W.1, Mix, Kelly S.2
Zdroj: Journal of Cognition & Development. Aug2001, Vol. 2 Issue 3, p243-260. 18p. 3 Black and White Photographs, 3 Graphs.
Databáze: Academic Search Ultimate
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