Citação norma APA

(2001). Energy efficiency: Promotion of energy efficiency in industry and financing of investments. New York: United Nations.

Citação norma Chicago

Energy Efficiency: Promotion of Energy Efficiency in Industry and Financing of Investments. New York: United Nations, 2001.

Citação norma MLA

Energy Efficiency: Promotion of Energy Efficiency in Industry and Financing of Investments. New York: United Nations, 2001.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.