International Energy Agency. (2006). Angola: Towards an energy strategy. International Energy Agency.
Cita Chicago Style (17a ed.)International Energy Agency. Angola: Towards an Energy Strategy. Paris: International Energy Agency, 2006.
Cita MLA (9a ed.)International Energy Agency. Angola: Towards an Energy Strategy. International Energy Agency, 2006.
Precaución: Estas citas no son 100% exactas.