HORST, L. (1974). International courses in hydraulic and sanitary engine-ering: Hydrometry.-- Ed.3. Delft Netherland.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHORST, L. International Courses in Hydraulic and Sanitary Engine-ering: Hydrometry.-- Ed.3. [s.l]: Delft Netherland, 1974.
एमएलए (9वां संस्करण) प्रशस्ति पत्रHORST, L. International Courses in Hydraulic and Sanitary Engine-ering: Hydrometry.-- Ed.3. Delft Netherland, 1974.
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