World Bank. (1997). Clear water, blue skies: China's environment in the new century. World Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Bank. Clear Water, Blue Skies: China's Environment in the New Century. .Washington, D.C: World Bank, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Bank. Clear Water, Blue Skies: China's Environment in the New Century. World Bank, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.