APA Citation

United States Naval Observatory. Nautical Almanac Office. (2018). The Nautical almanac for the year 2019. Washington: U.S. Government Publishing Office.

Chicago Style Citation

United States Naval Observatory. Nautical Almanac Office. The Nautical Almanac for the Year 2019. Washington: U.S. Government Publishing Office, 2018.

MLA Citation

United States Naval Observatory. Nautical Almanac Office. The Nautical Almanac for the Year 2019. Washington: U.S. Government Publishing Office, 2018.

Warning: These citations may not always be 100% accurate.