Não informado. (1978). Freshwater and aquaculture contents tables. Food and Agriculture Organization of the United Nations.
Chicago-referens (17:e uppl.)Não informado. Freshwater and Aquaculture Contents Tables. Roma: Food and Agriculture Organization of the United Nations, 1978.
MLA-referens (8:e uppl.)Não informado. Freshwater and Aquaculture Contents Tables. Food and Agriculture Organization of the United Nations, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.