Barbara Kristoff

Changes in cognitive and Language functioning of Preschool children with autism

S. Harris, J. Handleman, Rita Gordon, 1991, Journal of autism and developmental disorders.

A Specialized Program for Preschool Children With Autism

M. Alessandri, S. Harris, J. Handleman, 1991 .

Changes in language development among autistic and peer children in segregated and integrated preschool settings

S. Harris, S L Harris, J S Handleman, 1990, Journal of autism and developmental disorders.