APA (7th ed.) Citation

United States. Hydrographic Office. (1917). Pilot chart of South Atlantic Ocean. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Hydrographic Office. Pilot Chart of South Atlantic Ocean. [Washington]: [publisher not identified], 1917.

MLA (9th ed.) Citation

United States. Hydrographic Office. Pilot Chart of South Atlantic Ocean. [publisher not identified], 1917.

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