Organisation for Economic Co-operation and Development (OECD) & International Energy Agency (IEA). (2006). Angola: Towards an energy strategy. OECD/IEA.
Chicago Style (17. basım) AtıfOrganisation for Economic Co-operation and Development (OECD) ve International Energy Agency (IEA). Angola: Towards an Energy Strategy. Paris: OECD/IEA, 2006.
MLA (9th ed.) AtıfOrganisation for Economic Co-operation and Development (OECD) ve International Energy Agency (IEA). Angola: Towards an Energy Strategy. OECD/IEA, 2006.
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