Não informado. (2002). Energy Sustainable Development. International Energy Initiative.
Chicagoスタイル(17版)引用形式Não informado. Energy Sustainable Development. Bangalore, India: International Energy Initiative, 2002.
MLA(8版)引用形式Não informado. Energy Sustainable Development. International Energy Initiative, 2002.
警告: この引用は必ずしも正確ではありません.