World Health Organization. Regional Office for Europe. (2020). COVID-19 situation in the region: Total reports [electronic resource]. WHO Regional Office for the Eastern Mediterranean.
Citazione stile Chigago Style (17a edizione)World Health Organization. Regional Office for Europe. COVID-19 Situation in the Region: Total Reports [electronic Resource]. Cairo: WHO Regional Office for the Eastern Mediterranean, 2020.
Citatione MLA (9a ed.)World Health Organization. Regional Office for Europe. COVID-19 Situation in the Region: Total Reports [electronic Resource]. WHO Regional Office for the Eastern Mediterranean, 2020.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.