World Health organization. (2009). Priority areas for research in communicable diseases. World Health Organization.
Citação norma ChicagoWorld Health organization. Priority Areas for Research in Communicable Diseases. New Delhi: World Health Organization, 2009.
Citação norma MLAWorld Health organization. Priority Areas for Research in Communicable Diseases. World Health Organization, 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.