Newell, K. W. (1975). Health by the people. World Health Organization.
Citazione stile Chigago Style (17a edizione)Newell, Kenneth W. Health by the People. Geneva: World Health Organization, 1975.
Citatione MLA (9a ed.)Newell, Kenneth W. Health by the People. World Health Organization, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.