(1993). Epidemiologic trends in drug abuse: Proceedings Community Epidemiology Work Group December 1992. Современник.
Чикаго маягийн жагсаалтEpidemiologic Trends in Drug Abuse: Proceedings Community Epidemiology Work Group December 1992. Maryland: Современник, 1993.
MLA ишлэлEpidemiologic Trends in Drug Abuse: Proceedings Community Epidemiology Work Group December 1992. Современник, 1993.
Warning: These citations may not always be 100% accurate.