APA-ийн эшлэл(7 дахь хэвлэлт)
Department of Mental Health and Substance Use. (2020). The impact of COVID-19 on mental, neurological and substance use services: Results of a rapid assessment. World Health Organization.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Department of Mental Health and Substance Use. The Impact of COVID-19 on Mental, Neurological and Substance Use Services: Results of a Rapid Assessment. Ginebra: World Health Organization, 2020.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Department of Mental Health and Substance Use. The Impact of COVID-19 on Mental, Neurological and Substance Use Services: Results of a Rapid Assessment. World Health Organization, 2020.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.