APA način citiranja (7. izdanje)
International Energy Agency & ProQuest (Firm). (2006). Angola: Towards an energy strategy. International Energy Agency.
Čikaški stil citiranja (17. izdanje)
International Energy Agency i ProQuest (Firm). Angola: Towards an Energy Strategy. Paris: International Energy Agency, 2006.
MLA način citiranja (9. izdanje)
International Energy Agency i ProQuest (Firm). Angola: Towards an Energy Strategy. International Energy Agency, 2006.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.