editors, Gene Barnett, Milan Trsic, Robert E. Willette

Department of Health, Education, and Welfare, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration, National Institute on Drug Abuse, Division of Research , for sale by Supt. of Docs., U.S. Govt. Print. Off. [1978] NIDA research monograph 22 , DHEW publication no. (ADM) 78-729