United States. Hydrographic Office. (1932). Radio aids to navigation, including details of direction finder stations, radiobeacons, weather bulletins, storm and navigational warnings, time signals, et cetera. GPO.
Chicago Style (17th ed.) CitationUnited States. Hydrographic Office. Radio Aids to Navigation, Including Details of Direction Finder Stations, Radiobeacons, Weather Bulletins, Storm and Navigational Warnings, Time Signals, Et Cetera. [Washington]: GPO, 1932.
MLA (9th ed.) CitationUnited States. Hydrographic Office. Radio Aids to Navigation, Including Details of Direction Finder Stations, Radiobeacons, Weather Bulletins, Storm and Navigational Warnings, Time Signals, Et Cetera. GPO, 1932.
Warning: These citations may not always be 100% accurate.