Mahmoud, A. A. (1997). Global health challenges: Priorities for the 21st century. American Clinical and Climatological Association.
Citação norma ChicagoMahmoud, A. A. Global Health Challenges: Priorities for the 21st Century. American Clinical and Climatological Association, 1997.
Citação norma MLAMahmoud, A. A. Global Health Challenges: Priorities for the 21st Century. American Clinical and Climatological Association, 1997.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.