World Health organization. (2009). Priority areas for research in communicable diseases. World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health organization. Priority Areas for Research in Communicable Diseases. New Delhi: World Health Organization, 2009.
Citatione MLA (8a ed.)World Health organization. Priority Areas for Research in Communicable Diseases. World Health Organization, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.