Não informado. (1977). Scottish fisheries information pamphlet. Department of Agriculture and Fisheries for Scotland.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Scottish Fisheries Information Pamphlet. Aberdeen, Escocia: Department of Agriculture and Fisheries for Scotland, 1977.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Scottish Fisheries Information Pamphlet. Department of Agriculture and Fisheries for Scotland, 1977.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.