(1988) Spatial Relations in Congenitally Blind Infants.
Reading: For further information on these techniques, the reader
is invited to refer to the original sources such as:
van Dijk J (1965) The
first steps of deaf-blind children towards language. Proceedings of
Conference on the Deaf-Blind: Refsnaesskolen Denmark. Boston: Perkins
School for the Blind.
van Dijk J (1967) The non
verbal deaf-blind child and his world: his outgrowth towards the
world of symbols. Holland: Institute for the Deaf
van Dijk J (1986) An
educational curriculum for deaf-blind multi-handicapped per sons, In
D Ellis (ed) Sensory Impairments in mentally handicapped people.
Other authors have taken up these
themes applying them in broadly similar contexts.