APA (7th ed.) Citation

United States. Hydrographic Office. (1906). Sailing directions for Lake Superior and St. Mary's River. GPO.

Chicago Style (17th ed.) Citation

United States. Hydrographic Office. Sailing Directions for Lake Superior and St. Mary's River. [Washington]: GPO, 1906.

MLA (9th ed.) Citation

United States. Hydrographic Office. Sailing Directions for Lake Superior and St. Mary's River. GPO, 1906.

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