APA (7e ed.) Bronvermelding

Não informado. (1855). American ephemeris and nautical almanac. U.S. Naval Observatory.

Chicago (17e ed.) Bronvermelding

Não informado. American Ephemeris and Nautical Almanac. Washington: U.S. Naval Observatory, 1855.

MLA (8e ed.) Bronvermelding

Não informado. American Ephemeris and Nautical Almanac. U.S. Naval Observatory, 1855.

Let op: Deze citaties zijn niet altijd 100% accuraat.