References

American Psychiatric Association. (1994). Diagnostic and statistical manual of mental disorders (4th edition). Washington, DC: American Psychiatric Press.

Gray, Peter. (1994). Psychology (2nd Edition). New York: Worth Publishers, Inc.

Myers, David G. (1995). Psychology (4th Edition). New York: Worth Publishers, Inc.

Myers, David G. (1996). Exploring Psychology (3rd Edition). New York: Worth Publishers, Inc.

Peterson, D. (Ed.) (1982). A mad people's history of madness. Pittsburgh: University of Pittsburgh Press.

Tyer, P. & Steinberg, D. (1987). Models for mental disorder: Conceptual models in psychiatry. Chichester, England: Wiley.