Central Statistical Organisation, I. (2001). Compendium of environment statistics 2000. The author.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCentral Statistical Organisation, India. Compendium of Environment Statistics 2000. The author, 2001.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCentral Statistical Organisation, India. Compendium of Environment Statistics 2000. The author, 2001.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.