Planetary and lunar coordinates for the years 1980-1984 /
prepared by H. M. Nautical Almanac Office, Royal Greenwich Observatory and the Nautical Almanac Office, United States Naval Observatory.

APA Citation

United States Naval Observatory. Nautical Almanac Office., Great Britain. Nautical Almanac Office. (1979). Planetary and lunar coordinates for the years 1980-1984. London: H.M.S.O. .

MLA Citation

United States Naval Observatory. Nautical Almanac Office, and Great Britain. Nautical Almanac Office. Planetary And Lunar Coordinates for the Years 1980-1984. London: H.M.S.O. , 1979.

Warning: These citations may not always be complete (especially for serials).