Soto, Gloria

Teaching specific requests : A comparative analysis on skill acquisition and preference using two augmentative and alternative communication aids / [et al.] - 169-178 - 28, No. 2, 1993

Diciembre 1993 = EDUCATION AND TRAINING IN MENTAL RETARDATION

AYUDAS EN LA COMUNICACION (PARA DISCAPACITADOS) DESARROLLO DE HABILIDADES RETRASO MENTAL