Trích dẫn APA

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

Trích dẫn kiểu Chicago

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

Trích dẫn MLA

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

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.