Elder, J. W. (1958). Some problems in fluid dynamics. University of Cambridge.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रElder, J. W. Some Problems in Fluid Dynamics. University of Cambridge, 1958.
एमएलए (8वां संस्करण) प्रशस्ति पत्रElder, J. W. Some Problems in Fluid Dynamics. University of Cambridge, 1958.
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