Não informado. EDEN: Environment development energy news. Unit of Documentation and Liaison on Ecodevelopment.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. EDEN: Environment Development Energy News. Paris: Unit of Documentation and Liaison on Ecodevelopment.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. EDEN: Environment Development Energy News. Unit of Documentation and Liaison on Ecodevelopment.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.