APA (7th ed.) Citation

United States. War Department. (1932). Duluth-Superior Harbor: Statistical report of marine commerce of Duluth, Minn., and Superior, Wis. for calendar year 1932. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. War Department. Duluth-Superior Harbor: Statistical Report of Marine Commerce of Duluth, Minn., and Superior, Wis. for Calendar Year 1932. [Washington]: [publisher not identified], 1932.

MLA (9th ed.) Citation

United States. War Department. Duluth-Superior Harbor: Statistical Report of Marine Commerce of Duluth, Minn., and Superior, Wis. for Calendar Year 1932. [publisher not identified], 1932.