APA (7th ed.) Citation

United States. Hydrographic Office. (1944). Supplementary Notice to Mariners Correction Sheet for U.S.C.P. "Gulf". [s.n.].

Chicago Style (17th ed.) Citation

United States. Hydrographic Office. Supplementary Notice to Mariners Correction Sheet for U.S.C.P. "Gulf". [Washington]: [s.n.], 1944.

MLA (9th ed.) Citation

United States. Hydrographic Office. Supplementary Notice to Mariners Correction Sheet for U.S.C.P. "Gulf". [s.n.], 1944.