1. 1. Ch.vppel J. Long-term recovery from alcoholism. Psycliiatr Clin North Am. In press.
2. 2. Schuckit MA. The disease alcoholism. Postgrad Med. 1978; 64:78-84.
3. 3. Laundergmi JC. Easy Does It: Alcoholism Treatment Outcomes Hazelden and the Minnesota Model. Center City Minn: Hazelden Foundation; 1982.
4. 4. Campbell DT Stanley JC. Experimental and Quasi-Expeimental Designs for Research. Chicago 111: Rand McNally College Publishing Company; 1986.
5. 5. Cook TD Campbell DT. Quasi-Experimentation: Design iy Analysis Issues for Field Settings. Boston MUSS: Houghton Mifflin Company; 1974.