Não informado. (1957). Maritimes. University of Rhode Island, Graduate School of Oceanography.
Chicago-referens (17:e uppl.)Não informado. Maritimes. Kingston, RI: University of Rhode Island, Graduate School of Oceanography, 1957.
MLA-referens (8:e uppl.)Não informado. Maritimes. University of Rhode Island, Graduate School of Oceanography, 1957.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.