Crawling versus walking infants' perception of affordances for locomotion over sloping surfaces : Developmental biodynamics : brain, body behavior connections
ADOLPH, K. E ; EPPLER, M. A ; GIBSON, E. J
Child development, 1993, Vol.64 (4), p.1158-1174 [Periódico revisado por pares]Malden, MA: Blackwell
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