Lloyd D. Johnston
· 16 obras en el catálogo
Obras
Smoking, drinking, and drug use in young adulthood
The education-drug use connection
Smoking, Drinking, and Drug Use in Young Adulthood
Monitoring the Future, 1986
Monitoring the Future
Monitoring the Future
National Survey Results on Drug Use from the Monitoring the Future Study, 1975-1995, Secondary School Students
Handbook of Northwestern plants
1967
Monitoring the Future
Monitoring the Future: Questionnaire Responses from the Nation's High School Seniors, 1990 (Monitoring the Future: Questionaire Responses from the Nation's High Schoolseniors, 1990)
Monitoring the Future: Questionnaire Responses from the Nation's High School Seniors, 1991 (Monitoring the Future: Questionaire Responses from the Nation's High School Seniors)
Monitoring the Future : Questionnaire Responses from the Nation's High School Seniors, 1992 (Monitoring the Future
Monitoring the Future: Questionnaire Responses from the Nation's High School Seniors, 1992 (Monitoring the Future: Questionnaire Responses from the Nation's High School Seniors)
Monitoring the Future: Questionnaire Responses from the Nation's High School Seniors 1993 (Monitoring the Future: Questionnaire Responses from the Nation's High School Seniors)
