Johnson, L. E. (2009). Geographic information systems in water resources engineering. CRC Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJohnson, Lynn E. Geographic Information Systems in Water Resources Engineering. Boca Raton: CRC Press, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJohnson, Lynn E. Geographic Information Systems in Water Resources Engineering. CRC Press, 2009.
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