APA (7th ed.) Citation

ALMANAC. (1991). Almanac for computers 1991. Nautical Almanac Office.

Chicago Style (17th ed.) Citation

ALMANAC. Almanac for Computers 1991. Washington: Nautical Almanac Office, 1991.

MLA (9th ed.) Citation

ALMANAC. Almanac for Computers 1991. Nautical Almanac Office, 1991.

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