Não informado. (2000). Journal of Early Intervention. Council for Exceptional Children, Division for Early Childhood.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Early Intervention. Reston, Va: Council for Exceptional Children, Division for Early Childhood, 2000.
Lua MLA (8ú heag.)Não informado. Journal of Early Intervention. Council for Exceptional Children, Division for Early Childhood, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.