(2003). Political declaration and Madrid international plan of action on ageing. United Nations.
Citazione stile Chigago Style (17a edizione)Political Declaration and Madrid International Plan of Action on Ageing. Nueva York: United Nations, 2003.
Citatione MLA (9a ed.)Political Declaration and Madrid International Plan of Action on Ageing. United Nations, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.