APA (7th ed.) Citation

United States Naval Observatory. (1869). Report on difference of longitude between Washington and Havana. [publisher not identified].

Chicago Style (17th ed.) Citation

United States Naval Observatory. Report on Difference of Longitude Between Washington and Havana. [Washington]: [publisher not identified], 1869.

MLA (9th ed.) Citation

United States Naval Observatory. Report on Difference of Longitude Between Washington and Havana. [publisher not identified], 1869.

Warning: These citations may not always be 100% accurate.