APA (7 वां संस्करण) प्रशस्ति पत्र
European Commission. (2022). Impact of drugs on communities. Publications Office of the European Union.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
European Commission. Impact of Drugs on Communities. Bruselas: Publications Office of the European Union, 2022.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
European Commission. Impact of Drugs on Communities. Publications Office of the European Union, 2022.
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