APA (7th ed.) Citation

United States. National Imagery and Mapping Agency. Maritime Safety Information Division. (2003). International code of signals for visual, sound, and radio communications: United States edition (1969 ed. (rev. 2003).). Maritime Safety Information Division, National Imagery and Mapping Agency.

Chicago Style (17th ed.) Citation

United States. National Imagery and Mapping Agency. Maritime Safety Information Division. International Code of Signals for Visual, Sound, and Radio Communications: United States Edition. 1969 ed. (rev. 2003). Bethesda, MD: Maritime Safety Information Division, National Imagery and Mapping Agency, 2003.

MLA (9th ed.) Citation

United States. National Imagery and Mapping Agency. Maritime Safety Information Division. International Code of Signals for Visual, Sound, and Radio Communications: United States Edition. 1969 ed. (rev. 2003). Maritime Safety Information Division, National Imagery and Mapping Agency, 2003.