Não informado. (1977). Northeast gulf science. Marine Environmental Sciences Consortium.
Chicago-referens (17:e uppl.)Não informado. Northeast Gulf Science. Dauphin Island, Ala: Marine Environmental Sciences Consortium, 1977.
MLA-referens (8:e uppl.)Não informado. Northeast Gulf Science. Marine Environmental Sciences Consortium, 1977.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.