(2006). Trends in sustainable development. United Nations, Departament of Economic and Social Affairs.
Cita Chicago Style (17a ed.)Trends in Sustainable Development. New York: United Nations, Departament of Economic and Social Affairs, 2006.
Cita MLA (9a ed.)Trends in Sustainable Development. United Nations, Departament of Economic and Social Affairs, 2006.
Precaución: Estas citas no son 100% exactas.