Cita APA (7th ed.)
HAMMER, T. (1993). UNEMPLOYMENT AND USE OF DRUG AND ALCOHOL AMONG YOUNG PEOPLE: A LONGITUDINAL STUDY IN THE GENERAL POPULATION.
Cita Chicago (17th ed.)
HAMMER, T. UNEMPLOYMENT AND USE OF DRUG AND ALCOHOL AMONG YOUNG PEOPLE: A LONGITUDINAL STUDY IN THE GENERAL POPULATION. 1993.
Cita MLA (9th ed.)
HAMMER, T. UNEMPLOYMENT AND USE OF DRUG AND ALCOHOL AMONG YOUNG PEOPLE: A LONGITUDINAL STUDY IN THE GENERAL POPULATION. 1993.
Atenció: Aquestes cites poden no estar 100% correctes.