Não informado. (1943). Contributions from the Duke University Marine Laboratory, Beaufort. Duke University Marine Laboratory.
Chicago-referens (17:e uppl.)Não informado. Contributions from the Duke University Marine Laboratory, Beaufort. Durham, NC: Duke University Marine Laboratory, 1943.
MLA-referens (8:e uppl.)Não informado. Contributions from the Duke University Marine Laboratory, Beaufort. Duke University Marine Laboratory, 1943.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.