United Nations. Environment Programme. Division of Early Warming and Assessment. (2010). UNEP year book 2010: New science and developments in our changing environment. United Nations Environment Programme.
Citazione stile Chigago Style (17a edizione)United Nations. Environment Programme. Division of Early Warming and Assessment. UNEP Year Book 2010: New Science and Developments in Our Changing Environment. Nairobi, Kenya: United Nations Environment Programme, 2010.
Citatione MLA (9a ed.)United Nations. Environment Programme. Division of Early Warming and Assessment. UNEP Year Book 2010: New Science and Developments in Our Changing Environment. United Nations Environment Programme, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.