Council for Exceptional Children. Division on Mental Retardation and Developmental Disabilities. (1994). Education and training in mental retardation and developmental disabilities. Council for Exceptional Children, Division on Mental Retardation and Developmental Disabilities.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումCouncil for Exceptional Children. Division on Mental Retardation and Developmental Disabilities. Education and Training in Mental Retardation and Developmental Disabilities. Reston, VA: Council for Exceptional Children, Division on Mental Retardation and Developmental Disabilities, 1994.
MLA (9րդ խմբ.) ՄեջբերումCouncil for Exceptional Children. Division on Mental Retardation and Developmental Disabilities. Education and Training in Mental Retardation and Developmental Disabilities. Council for Exceptional Children, Division on Mental Retardation and Developmental Disabilities, 1994.