Organisation for Economic Co-operation and Development & ProQuest (Firm). (2005). Environment at a glance: OECD environmental indicators, 2005. OECD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOrganisation for Economic Co-operation and Development और ProQuest (Firm). Environment at a Glance: OECD Environmental Indicators, 2005. Paris: OECD, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रOrganisation for Economic Co-operation and Development और ProQuest (Firm). Environment at a Glance: OECD Environmental Indicators, 2005. OECD, 2005.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.