APA

U.S. Government Printing Office, . (1976). The Nautical Almanac. Washington: U.S Naval Observatory.

Chicago

U.S. Government Printing Office, . 1976. The Nautical Almanac. Washington: U.S Naval Observatory.

Harvard

U.S. Government Printing Office, . (1976). The Nautical Almanac. Washington: U.S Naval Observatory.

MLA

U.S. Government Printing Office, . The Nautical Almanac. Washington: U.S Naval Observatory. 1976.