APA (7th ed.) Citation

Federal Writers' Project (Dakota del Norte). (1950). North Dakota: A guide to the northern prairie state (2. ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Federal Writers' Project (Dakota del Norte). North Dakota: A Guide to the Northern Prairie State. 2. ed. New York: Oxford University Press, 1950.

MLA (9th ed.) Citation

Federal Writers' Project (Dakota del Norte). North Dakota: A Guide to the Northern Prairie State. 2. ed. Oxford University Press, 1950.