APA (7th ed.) Citation

Great Northern Railway Company (U.S.). (1921). Zone of plenty: Minnesota, North Dakota, Montana, Washington, Oregon, Idaho. Great Northern Railway.

Chicago Style (17th ed.) Citation

Great Northern Railway Company (U.S.). Zone of Plenty: Minnesota, North Dakota, Montana, Washington, Oregon, Idaho. [Saint Paul, Minn.]: Great Northern Railway, 1921.

MLA (8th ed.) Citation

Great Northern Railway Company (U.S.). Zone of Plenty: Minnesota, North Dakota, Montana, Washington, Oregon, Idaho. Great Northern Railway, 1921.

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