Não informado. (1959). Fishery investigations. Ministry of Agriculture, Fisheries and Food.
Citace podle Chicago (17th ed.)Não informado. Fishery Investigations. London: Ministry of Agriculture, Fisheries and Food, 1959.
Citace podle MLA (8th ed.)Não informado. Fishery Investigations. Ministry of Agriculture, Fisheries and Food, 1959.
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