Não informado. (1955). Contribution from the Department of Oceanography, University of Washington. University of Washington, Department of Oceanography.
Chicago-referens (17:e uppl.)Não informado. Contribution from the Department of Oceanography, University of Washington. Seattle, Wash: University of Washington, Department of Oceanography, 1955.
MLA-referens (8:e uppl.)Não informado. Contribution from the Department of Oceanography, University of Washington. University of Washington, Department of Oceanography, 1955.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.