1. Abelson, H. and A.A. diSessa, Turtle Geometry, Cambridge Mass. MIT Press.
2. ACM (1997) The Next 50 years, Communications of the ACM Special Issue, February 1997-Volume 40, Number 2.
3. Ability Research Centre (1997), Australia, URL:
http://www.abilitycorp.com.au
/index.html
4. Alliance for Technology Access (1996) — Computer Resources for People with Disabilities: a guide to exploring today’s assistive technology, 2nd edition, Alameda, CA: Hunter House. Also see URL:
http://www.ataccess.org
/
5. Apple Computer, Inc. (1997) — Disability Solutions Group —URL:
http://www.apple.com
/disability/welcome.html