United Nations Environment Programme. (2009). Integrated assessment: Mainstreaming sustainability into policymaking : a guidance manual. UNEP.
Chicagoスタイル(17版)引用形式United Nations Environment Programme. Integrated Assessment: Mainstreaming Sustainability into Policymaking : A Guidance Manual. Nairobi, Kenya: UNEP, 2009.
MLA(9版)引用形式United Nations Environment Programme. Integrated Assessment: Mainstreaming Sustainability into Policymaking : A Guidance Manual. UNEP, 2009.
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