1. Healthy people: The Surgeon General's report on health promotion and disease prevention,1979
2. A drug retrospective: 1962 to 1980,1980
3. National survey on drug abuse: Main finding 1979;Fishburne,1980
4. Highlights from studient drug use in America 1975–1981;Johnston,1980
5. Marijuana today: A compilation of medical findings for the layman;Russell,1980