Oil, Gas, Coal & Electricity -- Quarterly Statistics -- Electricite, charbon, gaz et petrole -- statistiques trimestrielles. Organisation for Economic Cooperation & Development.
Chicago Style (17. basım) AtıfOil, Gas, Coal & Electricity -- Quarterly Statistics -- Electricite, Charbon, Gaz Et Petrole -- Statistiques Trimestrielles. Organisation for Economic Cooperation & Development.
MLA (9th ed.) AtıfOil, Gas, Coal & Electricity -- Quarterly Statistics -- Electricite, Charbon, Gaz Et Petrole -- Statistiques Trimestrielles. Organisation for Economic Cooperation & Development.
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