United States Naval Observatory. Nautical Almanac Office & Gale Research Company. (1977). Sunrise and sunset tables for key cities and weather stations in the U.S. Gale Research Co..
Chicago Style (17th ed.) CitationUnited States Naval Observatory. Nautical Almanac Office and Gale Research Company. Sunrise and Sunset Tables for Key Cities and Weather Stations in the U.S. Detroit: Gale Research Co., 1977.
MLA (9th ed.) CitationUnited States Naval Observatory. Nautical Almanac Office and Gale Research Company. Sunrise and Sunset Tables for Key Cities and Weather Stations in the U.S. Gale Research Co., 1977.
Warning: These citations may not always be 100% accurate.