Fair, G. M., Geyer, J. C., & Okun, D. A. (1971). Elements of water supply and wastewater disposal. Wiley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFair, Gordon Maskew, John Charles Geyer, और Daniel Alexander Okun. Elements of Water Supply and Wastewater Disposal. New York: Wiley, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रFair, Gordon Maskew, et al. Elements of Water Supply and Wastewater Disposal. Wiley, 1971.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.