Design and Operation of Farm Irrigation Systems, 2nd Edition.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDesign and Operation of Farm Irrigation Systems, 2nd Edition.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDesign and Operation of Farm Irrigation Systems, 2nd Edition.
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