United States. Hydrographic Office. (1931). List of lights with fog signals of coasts of North and South America (excepting U.S.), West Indies, and Hawaiian Islands: Volume I. Corrected to Jan. 1, 1931. GPO.
Chicago Style (17th ed.) CitationUnited States. Hydrographic Office. List of Lights with Fog Signals of Coasts of North and South America (excepting U.S.), West Indies, and Hawaiian Islands: Volume I. Corrected to Jan. 1, 1931. [Washington]: GPO, 1931.
MLA (9th ed.) CitationUnited States. Hydrographic Office. List of Lights with Fog Signals of Coasts of North and South America (excepting U.S.), West Indies, and Hawaiian Islands: Volume I. Corrected to Jan. 1, 1931. GPO, 1931.
Warning: These citations may not always be 100% accurate.