00751nam a22002897i 4500 20141212085857.0 870915s1987 sp gr 000 0 spa c 0002-9351 eng KERR, R. DOWN SYNDROME AND EXTENDED PRACTICE OF A COMPLEX MOTOR TASK Discapacidad intelectual Educación sensoriomotriz Psicomotricidad Síndrome de Down Discapacidad Documental BLAIS, C. AMERICAN JOURNAL OF MENTAL DEFICIENCY Vol. 91, no. 6 (1987), p. 591-597 11.1 48.2 A11a C3d AR 19870915 R.100 Depósito (3) AR