Não informado. (2004). Investigational Report. Union of South Africa, Department of Commerce and Industries, Division of Fisheries.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Investigational Report. Pretoria, Africa do Sul: Union of South Africa, Department of Commerce and Industries, Division of Fisheries, 2004.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Investigational Report. Union of South Africa, Department of Commerce and Industries, Division of Fisheries, 2004.
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