United States. Hydrographic Office. (1931). Navigation tables for mariners and aviators for all latitudes. GPO.
Chicago Style (17th ed.) CitationUnited States. Hydrographic Office. Navigation Tables for Mariners and Aviators for All Latitudes. [Washington]: GPO, 1931.
MLA (9th ed.) CitationUnited States. Hydrographic Office. Navigation Tables for Mariners and Aviators for All Latitudes. GPO, 1931.
Warning: These citations may not always be 100% accurate.