APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

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

MLA-referens (9:e uppl.)

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

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.