Columbia subject headings:
Computerized self-help devices for people with disabilities--United States.
Computers and people with disabilities--United States.
Hearing impaired--Services for--United States.
Interactive multimedia--United States.
People with visual disabilities--Services for--United States.
Harvard subject headings:
Computerized self-help devices for people with disabilities--United States.
Computers and people with disabilities--United States.
Hearing impaired--Services for--United States.
Interactive multimedia--United States.
Multimedia systems--United States.
People with visual disabilities--Services for--United States.
Princeton subject headings: