Cita APA (7th ed.)

International energy agency. (2002). World energy outlook 2002. Organisation economic cooperation and development.

Cita Chicago (17th ed.)

International energy agency. World Energy Outlook 2002. France: Organisation economic cooperation and development, 2002.

Cita MLA (9th ed.)

International energy agency. World Energy Outlook 2002. Organisation economic cooperation and development, 2002.