Maritime Research Information Service\nNational Research Council, Transportation Research Board. MRIS Current Awareness Service. U.S. National Academy of Sciences.
Chicago-viite (17. p.)Maritime Research Information Service\nNational Research Council, Transportation Research Board. MRIS Current Awareness Service. Washington: U.S. National Academy of Sciences.
MLA-viite (8. p.)Maritime Research Information Service\nNational Research Council, Transportation Research Board. MRIS Current Awareness Service. U.S. National Academy of Sciences.
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