1. American Psychological Association. (1977). Standards for providers of psychological sewices.Washington, DC: Author.
2. American Psychological Association (1981). Ethical principles of psychologists.Washington, DC: Author.
3. American Psychological Association. (1985). Standards for educational and psychological testing.Washington, DC: Author.
4. American Psychological Association. (1986). Guidelines for computer-bmed tests and interpretations.Washington, DC: Author.