The ESPAD Group. (2020). ESPAD Report 2019. Results from the European School Survey Project on Alcohol and other Drugs. European Monitoring Centre for Drugs and Drug Addiction.
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Chicago-referens (17:e uppl.)
The ESPAD Group. ESPAD Report 2019. Results from the European School Survey Project on Alcohol and Other Drugs. Lisboa: European Monitoring Centre for Drugs and Drug Addiction, 2020.
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MLA-referens (9:e uppl.)
The ESPAD Group. ESPAD Report 2019. Results from the European School Survey Project on Alcohol and Other Drugs. European Monitoring Centre for Drugs and Drug Addiction, 2020.
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