APA način citiranja

Levy, S. (2014). Brief interventions for substance use in adolescents: Still promising, still unproven. Canadian Medical Association.

Čikaški stil citiranja

Levy, Sharon. Brief Interventions for Substance Use in Adolescents: Still Promising, Still Unproven. Canadian Medical Association, 2014.

MLA način citiranja

Levy, Sharon. Brief Interventions for Substance Use in Adolescents: Still Promising, Still Unproven. Canadian Medical Association, 2014.