Maritime Research Information Service\nNational Research Council, Transportation Research Board. MRIS Current Awareness Service. U.S. National Academy of Sciences.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMaritime Research Information Service\nNational Research Council, Transportation Research Board. MRIS Current Awareness Service. Washington: U.S. National Academy of Sciences.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMaritime Research Information Service\nNational Research Council, Transportation Research Board. MRIS Current Awareness Service. U.S. National Academy of Sciences.
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