Cita APA (7a ed.)

(1937). The american ephemeris and nautical almanac. Government Printing Office.

Cita Chicago Style (17a ed.)

The American Ephemeris and Nautical Almanac. Washington: Government Printing Office, 1937.

Cita MLA (9a ed.)

The American Ephemeris and Nautical Almanac. Government Printing Office, 1937.