APA ציטוט

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

Chicago Style (17th ed.) Citation

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

ציטוט MLA

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