APA (7th ed.) Citation

Bluemle, J. P. (1981). Geology of Sheridan County, North Dakota. Associated Printers Inc..

Chicago Style (17th ed.) Citation

Bluemle, John P. Geology of Sheridan County, North Dakota. Grand Forks, N.D.: Associated Printers Inc., 1981.

MLA (9th ed.) Citation

Bluemle, John P. Geology of Sheridan County, North Dakota. Associated Printers Inc., 1981.