RAY BARBARA A. 552,542 LEARNING Learning factors in substance abuse / ed. Barbara A. Ray. - Rockville, MD s U.S. Department of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration j National Institute on Drug Abuse, 1988. - IX, 218 s. : wykr. ; 23 cm (NIDA Research Monograph ; 84)