Não informado. (2004). Investigational Report. Republic of South Africa, Department of Industries, Sea Fisheries Branch.
Citação do estilo Chicago (17ª ed.)Não informado. Investigational Report. Cape Town, Africa do Sul: Republic of South Africa, Department of Industries, Sea Fisheries Branch, 2004.
Citação MLA (8ª ed.)Não informado. Investigational Report. Republic of South Africa, Department of Industries, Sea Fisheries Branch, 2004.
警告：這些引文格式不一定是100％准確.