Council for Exceptional Children. Division on Developmental Disabilities. (2003). Education and training in developmental disabilities. Council for Exceptional Children, Division on Developmental Disabilities.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Council for Exceptional Children. Division on Developmental Disabilities. Education and Training in Developmental Disabilities. Arlington, VA: Council for Exceptional Children, Division on Developmental Disabilities, 2003.
MLA -ийн эшлэл (9 дэх хэвлэлт)Council for Exceptional Children. Division on Developmental Disabilities. Education and Training in Developmental Disabilities. Council for Exceptional Children, Division on Developmental Disabilities, 2003.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.