Não informado. Miscellaneous Report. U.S. Army Coastal Engineering Research Center.
Chicago-referens (17:e uppl.)Não informado. Miscellaneous Report. Fort Belvoir, Va: U.S. Army Coastal Engineering Research Center.
MLA-referens (8:e uppl.)Não informado. Miscellaneous Report. U.S. Army Coastal Engineering Research Center.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.