552,449 CLAYTON RICHARD R. , VOSS HARWIN L. Young men and drugs in Manhattan : a casual analysis / Richard R. Clayton, Harwin L. Voss. - 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. - XV, 192 s. : wykr. ; 23 cm (NIDA Research Monograph ; 39)