Council for Exceptional Children. Division for Early Childhood. (1989). Journal of early intervention. Division for Early Childhood, Council for Exceptional Children.
Chicago-referens (17:e uppl.)Council for Exceptional Children. Division for Early Childhood. Journal of Early Intervention. Reston, VA: Division for Early Childhood, Council for Exceptional Children, 1989.
MLA-referens (9:e uppl.)Council for Exceptional Children. Division for Early Childhood. Journal of Early Intervention. Division for Early Childhood, Council for Exceptional Children, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.