United Nations Development Programme. (2011). Human development report 2011: Sustainability and equity: a better future for all. United Nations ; Palgrave Macmillan.
Cita Chicago (17th ed.)United Nations Development Programme. Human Development Report 2011: Sustainability and Equity: A Better Future for All. New York : Basingstoke: United Nations ; Palgrave Macmillan, 2011.
Cita MLA (8th ed.)United Nations Development Programme. Human Development Report 2011: Sustainability and Equity: A Better Future for All. United Nations ; Palgrave Macmillan, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.