Lloyd D. Johnston

No biography available.

Works (4)

Cover of The education-drug use connection

The education-drug use connection

Cover of Smoking, drinking, and drug use in young adulthood

Smoking, drinking, and drug use in young adulthood

Cover of Handbook of Northwestern plants

Handbook of Northwestern plants

Cover of National Survey Results on Drug Use from the Monitoring the Future Study, 1975-2003 Vol. 1

National Survey Results on Drug Use from the Monitoring the Future Study, 1975-2003 Vol. 1