Não informado. (1971). NOAA Technical Report NOS. U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey.
Chicago-referens (17:e uppl.)Não informado. NOAA Technical Report NOS. Rockville, Md: U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, 1971.
MLA-referens (8:e uppl.)Não informado. NOAA Technical Report NOS. U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.