TY - BOOK AU - Dykes, Jim TI - Opinions of orientation and mobility instructors about using the long cane with preschool-age children KW - ACTITUD DOCENTE KW - CEGUERA KW - EDUCACION PREESCOLAR KW - IMPRESION VISUAL KW - MOBILIDAD DEL MINUSVALIDO VISUAL N1 - Abril 1993 ER -