DAVIS, M. L. (2014). Principles of environmental engineering and science. McGaw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDAVIS, Mackenzie L. Principles of Environmental Engineering and Science. McGaw-Hill, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDAVIS, Mackenzie L. Principles of Environmental Engineering and Science. McGaw-Hill, 2014.
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