RICHARDS LOUISE G. 552,447 DEMOGRAPHIC Demographie trends and drug abuse, 1980-1995 / ed. Louise G. Richards. - Rockville, Maryland : Department of Health and Human Services, Public Health Service, Alcohol, Drug Abuse, and Mental Health Administration ; National Institute on Drug Abuse Division of Research, 1981. - X, 102 s. ; wykr., mapik ; 23 cm (NIDA Research Monograph ; 35)