United Nations Environment Programme. (2009). Integrated assessment: Mainstreaming sustainability into policymaking : a guidance manual. UNEP.
Cita Chicago Style (17a ed.)United Nations Environment Programme. Integrated Assessment: Mainstreaming Sustainability into Policymaking : A Guidance Manual. Nairobi, Kenya: UNEP, 2009.
Cita MLA (9a ed.)United Nations Environment Programme. Integrated Assessment: Mainstreaming Sustainability into Policymaking : A Guidance Manual. UNEP, 2009.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.