1. Alcoholics Anonymous 1996 membership survey;Alcoholics Anonymous World Services,1997
2. Diagnostic and statistical manual of mental disorders;American Psychiatric Association,1994
3. Patient placement criteria for the treatment of substance-related disorders (ASAM PPC-2);American Society of Addictions Medicine,1996
4. Drug abuse and identity;Anderson;Sociological Quarterly,1994
5. Social foundations of thought and action;Bandura,1986