(1976). Proceeding Of The Specialty Conference On Dredging And Its Environmental Effects /edited By Peter A. Krenkel Dkk. American society of civil engeneers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रProceeding Of The Specialty Conference On Dredging And Its Environmental Effects /edited By Peter A. Krenkel Dkk. American society of civil engeneers, 1976.
एमएलए (8वां संस्करण) प्रशस्ति पत्रProceeding Of The Specialty Conference On Dredging And Its Environmental Effects /edited By Peter A. Krenkel Dkk. American society of civil engeneers, 1976.
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