United States. National Imagery and Mapping Agency. (2003). International code of signals: As adopted by the fourth Assembly of the Inter-governmental Maritime Consultative Organization in 1965, for visual, sound, and radio communications (United States ed., 1969 (Rev. 2003).). National Imagery and Mapping Agency.
Chicago Style (17th ed.) CitationUnited States. National Imagery and Mapping Agency. International Code of Signals: As Adopted by the Fourth Assembly of the Inter-governmental Maritime Consultative Organization in 1965, for Visual, Sound, and Radio Communications. United States ed., 1969 (Rev. 2003). Bethesda, Md: National Imagery and Mapping Agency, 2003.
MLA (9th ed.) CitationUnited States. National Imagery and Mapping Agency. International Code of Signals: As Adopted by the Fourth Assembly of the Inter-governmental Maritime Consultative Organization in 1965, for Visual, Sound, and Radio Communications. United States ed., 1969 (Rev. 2003). National Imagery and Mapping Agency, 2003.