Szerző
American Foundation for the Blind
2
American Psychological Association (Washington), közread
2
American Speech and Hearing Association (Washington)
2
Association for Education and Rehabilitation of the Blind and Visually Impaired
2
Helen Dwight Reid Educatuional Foundation
2
American Speech-Language-Hearing Association (Washington)
1
American Speech-Language-Hearing Association (Washington), kiadó
1
American Speech-Language-Hearing Association (Washington), közread
1
Association for Education of the Visually Handicapped
1
Association for Persons with Severe Handicaps ((Seattle Wa))
1
British Institute of Mental Handicap
1
College of Speech Therapists ((London))
1
College of Speech and Language Therapists ((London))
1
Council for Exceptional Children
1
European Federation for Research in Rehabilitation, közread
1
Hammill Intstitute on Disabilities (Austin, TX), közread
1
International Association for the Scientific Study of Intellectual Disabilities, közread
1
International Association of Logopedics and Phoniatrics
1
International Association of Logopedics and Phoniatrics, közread
1
National Society for Mentally Handicapped Children ((London))
1
National Society for Mentally Handicapped Children and Adults ((London))
1
New York Society for Speech and Voice Therapy
1
Rehabilitation International, közread
1
Royal College of Speech and Language Therapists ((London))
1
Royal College of Speech and Language Therapists ((London)), közread
1
Royal Mencap Society, közread
1
Royal Society for Mentally Handicapped Children and Adults ((London))
1
Royal Society for Mentally Handicapped Children and Adults, közread
1
The Association for Persons with Severe Handicaps
1
The Association for Persons with Severe Handicaps, közread
1
Zucker, Stanley H., szerk
1