International Energy Agency. (2015). Key world energy statistics 2015. Organisation for Economic Co-operation and Development.
Chicago Style (17th ed.) CitationInternational Energy Agency. Key World Energy Statistics 2015. Paris: Organisation for Economic Co-operation and Development, 2015.
ציטוט MLAInternational Energy Agency. Key World Energy Statistics 2015. Organisation for Economic Co-operation and Development, 2015.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.