International Energy Agency, Organisation for Economic Co-operation and Development, & ProQuest (Firm). (2008). IEA energy policies review: The European Union - 2008. OECD/IEA.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Energy Agency, Organisation for Economic Co-operation and Development, और ProQuest (Firm). IEA Energy Policies Review: The European Union - 2008. Paris: OECD/IEA, 2008.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Energy Agency, et al. IEA Energy Policies Review: The European Union - 2008. OECD/IEA, 2008.
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