United Nations Environment Programme. (2009). Integrated assessment: Mainstreaming sustainability into policymaking : a guidance manual. UNEP.
Citazione stile Chigago Style (17a edizione)United Nations Environment Programme. Integrated Assessment: Mainstreaming Sustainability into Policymaking : A Guidance Manual. Nairobi, Kenya: UNEP, 2009.
Citatione MLA (9a ed.)United Nations Environment Programme. Integrated Assessment: Mainstreaming Sustainability into Policymaking : A Guidance Manual. UNEP, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.