Não informado. (1952). Marine Research. Scottish Home Department, Department of Agriculture and Fisheries.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Marine Research. Edinburgh, Inglaterra: Scottish Home Department, Department of Agriculture and Fisheries, 1952.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Marine Research. Scottish Home Department, Department of Agriculture and Fisheries, 1952.
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