00824nam a22003137i 4500 20141212093003.0 890330s1989 sp gr 000 0 spa c 0964-2633 (papel) 1365-2788 (online) eng DUNST, C.J. STAGE TRANSITIONING IN THE SENSORIMOTOR DEVELOPMENT OF DOWN'S SYNDROME INFANTS Discapacidad intelectual Infancia Psicología Psicomotricidad Síndrome de Down Discapacidad Menores Documental JOURNAL OF MENTAL DEFICIENCY RESEARCH Vol. 32, no. 5 (1988), p. 405-410 11.1 32 A11a A12c AR 19890330 R.104 Depósito (5) AR