APA (7th ed.) Citation

U.S. Coast and Geodetic Survey. (1919). General tide tables for year 1919. GPO.

Chicago Style (17th ed.) Citation

U.S. Coast and Geodetic Survey. General Tide Tables for Year 1919. [Washington]: GPO, 1919.

MLA (9th ed.) Citation

U.S. Coast and Geodetic Survey. General Tide Tables for Year 1919. GPO, 1919.