1. American Psychiatric Association. (1994). Electronic DSM IV. Washington, DC: American Psychiatric Association.
2. Carr, C. (1991). Performance support systems: A new horizon for expert systems. AI Expert, 7 (5), 44–49.
3. Carr, E.G., Robinson, S., & Palumbo, L.W. (1990). The wrong issue: Aversive versus nonaversive treatment. The right issue: Functional versus non functional treatment. In A.C. Repp & N.N. Signh (Eds.), Perspectives on the use of nonaversive and aversive interventions for persons with developmental disabilities(pp. 361 - 379 ). Sycamore, IL: Sycamore Publishing.
4. Clancey, W.J. (1985). Heuristic classification. Artificial Intelligence, 27, 289–352
5. Computer assisted service planning [Computer software]. (1994). Oakland, CA: PSP Information Group, Inc.