APA (7th ed.) Citation

United States. Hydrographic Office. (1924). St. Lawrence pilot: Gulf and River St. Lawrence to Montreal. GPO.

Chicago Style (17th ed.) Citation

United States. Hydrographic Office. St. Lawrence Pilot: Gulf and River St. Lawrence to Montreal. [Washington]: GPO, 1924.

MLA (9th ed.) Citation

United States. Hydrographic Office. St. Lawrence Pilot: Gulf and River St. Lawrence to Montreal. GPO, 1924.