Books by Lloyd Johnston
27 titles
Use of licit and illicit drugs by America's high school students, 1975-1984
Lloyd Johnston
1985
Monitoring the future
Lloyd Johnston
1980
Illicit drug use, smoking, and drinking by America's high school students, college students, and young adults, 1975-1987
Lloyd Johnston
1988
Drug use among American high school students, college students, and other young adults
Lloyd Johnston
1986
Drugs and the class of '78
Lloyd Johnston
1979
Highlights from Drugs and American high school students, 1975-1983
Lloyd Johnston
1984
Highlights from Drugs and the class of '78
Lloyd Johnston
1979
1979 highlights
Lloyd Johnston
1980
Highlights from Drug use among American high school students, 1975-1977
Lloyd Johnston
1978
The Monitoring the Future national results on adolescent drug use
Lloyd Johnston
2000
Drugs and American high school students, 1975-1983
Lloyd Johnston
1984
Drug use among American high school seniors, college students, and young adults, 1975-1990
Lloyd Johnston
1991
Drug use among American high school students, 1975-1977
Lloyd Johnston
1977
National trends in drug use and related factors among American high school students and young adults, 1975-1986
Lloyd Johnston
1987
Drug use among American high school seniors, college students and young adults, 1975-1990
Lloyd Johnston
1991
Drug use, drinking, and smoking
Lloyd Johnston
1989
Handbook of Northwestern plants
Lloyd Johnston
1967
Drugs and American youth
Lloyd Johnston
1973
Drugs and the nation's high school students
Lloyd Johnston
1979
Highlights from student drug use in America, 1975-1980
Lloyd Johnston
1981
Highlights from Student drug use in America, 1975-1981
Lloyd Johnston
1982
Monitoring the Future Questionnaire Responses from the Nations High School Seniors
Lloyd Johnston
1975
National survey results on drug use from the Monitoring the Future study, 1975-1992 (NIH publication)
Lloyd Johnston
1993
National survey results on drug use from the Monitoring the Future Study, 1975-1993
Lloyd Johnston
1994
National survey results on drug use from the Monitoring the Future study, 1975-1994
Lloyd Johnston
1995
National survey results on drug use from the Monitoring the Future study, 1975-1995
Lloyd Johnston
1996
National Survey Results on Drug Use from the Monitoring the Future Study, 1975-1995 (Nih Publication)
Lloyd Johnston
1997