Citazione Stile APA (7a Edizione)

World Health Organization. (2020). Country & technical guidance: Coronavirus disease (COVID-19) [electronic resource]. WHO.

Citazione stile Chigago Style (17a edizione)

World Health Organization. Country & Technical Guidance: Coronavirus Disease (COVID-19) [electronic Resource]. Geneva, Switzerland: WHO, 2020.

Citatione MLA (9a ed.)

World Health Organization. Country & Technical Guidance: Coronavirus Disease (COVID-19) [electronic Resource]. WHO, 2020.